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Multivitamin plus 24 HR Immune Support

Sundown
4.8
★ ★ ★ ★ ★
(118 ratings)
Vitamin C 1000 mg
Biotin 300 mcg
Zinc 15 mg
European Elder 17 mg
Product Image
Score76
A substantial vitamin base supports practical daily use, led by vitamin C, D3, and zinc. Very small botanical amounts and basic mineral forms are the main limitations.
How scoring works
Quantity:60 Softgel(s) • (30 servings)
Goals:
Immunity
General Health
Skin Health
Nail Health

Score 76

A substantial vitamin base supports practical daily use, led by vitamin C, D3, and zinc. Very small botanical amounts and basic mineral forms are the main limitations.
How scoring works
$11.28($0.37 per serving)
iHerb
$ 11.28
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Analysis

Vitamin C is the dominant ingredient, supported by vitamin D3, zinc, vitamin A, folate, B12, biotin, and pantothenic acid. The nutrient combination is more credible for daily coverage than the product's small herbal additions.

Elderberry, echinacea, and astragalus are each present at very modest amounts. Zinc oxide and magnesium oxide are basic forms, and the magnesium amount is too small to matter much.

The two-softgel serving may suit users wanting a simple immune-oriented multivitamin. It is less suitable for someone choosing the product mainly for botanicals or comprehensive mineral support.

Who is it for
  • Adults seeking an immune-oriented multivitamin
  • Users wanting vitamin C, D3, and zinc
  • People who prefer softgels
Best for
  • Daily immune nutrient coverage
  • General vitamin support
  • A simple two-softgel routine

Pros

  • Provides substantial vitamin C
  • Includes vitamin D3 and zinc
  • Broad B-vitamin support
  • Accessible daily format

Cons

  • Herbal ingredients are very lightly dosed
  • Zinc and magnesium use oxide forms
  • Magnesium amount is negligible
  • Botanical standardization is absent

Warnings

  • High-dose vitamin C may cause loose stools or stomach discomfort
  • Preformed vitamin A warrants care during pregnancy and when stacking retinol
  • Zinc may cause nausea when taken without food

Nutrient quality

70 High impact

Calcium ascorbate and vitamin D3 are useful, while zinc oxide, magnesium oxide, and cyanocobalamin are basic choices. The core doses are generally moderate, although vitamin C is high for routine daily use.

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Ingredient transparency

85 Highest impact

Every listed active ingredient has a specific amount. No proprietary blend hides the listed doses.

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Customer satisfaction

69 High impact

The supplied aggregate rating is very strong. No complaint themes or purpose-specific experience details are supplied.

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Value for money

76 High impact

Accessible positioning and meaningful core vitamins support good value. Tiny botanical additions provide limited value beyond the core nutrients.

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Report analysis

Goals

Immunity
Immunity
Impact
High effect
A- Goal FitB- Strength of SupportB+ CoverageC+ Formula Quality
Magnesium · 25 mgVitamin C · 1000 mgZinc · 15 mgVitamin A · 750 mcgVitamin D · 15 mcgEuropean Elder · 17 mg

Vitamin C, vitamin D3, vitamin A, and zinc cover several important immune pathways, led by a substantial vitamin C amount. The multinutrient design supports barriers, immune-cell function, and antioxidant protection.

Zinc oxide and magnesium oxide are less absorbable forms, while elderberry, echinacea, and astragalus appear only in very small amounts. Those token botanicals add label breadth without making a convincing functional contribution.

Study evidence
Astragalus Supportive 16 studies
Magnesium Supportive 8 studies
Vitamin A Supportive 107 studies
Vitamin C Supportive 53 studies
Zinc Supportive 73 studies
General Health
General Health
Impact
High effect
B+ Goal FitC Strength of SupportB CoverageC- Formula Quality
Folate · 666 mcg DFEVitamin B12 · 6 mcgVitamin D · 15 mcgMagnesium · 25 mgZinc · 15 mgVitamin C · 1000 mg

Vitamin C, vitamin D, zinc, folate, and other vitamins give the formula broad foundational coverage. The main vitamin amounts are clearly disclosed and vitamin C is especially substantial.

Magnesium and zinc use oxide forms, while echinacea, elderberry, and astragalus appear at very small amounts. Breadth is therefore stronger than depth, with several decorative immune ingredients weakening an otherwise practical multivitamin design.

Study evidence
Folate Supportive 80 studies
Magnesium Supportive 114 studies
Vitamin C Supportive 56 studies
Vitamin D Supportive 115 studies
Zinc Supportive 60 studies
Skin Health
Skin Health
Impact
High effect
C+ Goal FitB+ Strength of SupportC+ CoverageD Formula Quality
Zinc · 15 mgVitamin C · 1000 mg

Vitamin C provides direct collagen-synthesis and antioxidant support, while vitamins A and D add skin-maintenance roles. The broader botanical blend is designed for immune support and has little evidence for visible skin outcomes.

The vitamin C amount is substantial and uses buffered calcium ascorbate. Oxide minerals and small immune-botanical amounts add complexity without improving the central skin pathway.

Study evidence
Vitamin C Supportive 53 studies
Nail Health
Healthy Nail Growth
Nail Health
Impact
High effect
C Goal FitC+ Strength of SupportC CoverageC+ Formula Quality
Biotin · 300 mcg

D-biotin, zinc, and vitamin C provide a plausible foundation for nail growth and connective-tissue support. The strong vitamin C amount is useful for collagen synthesis, but no collagen, silicon, keratin, or sulfur amino acid is included.

Biotin and zinc are maintenance oriented, and zinc oxide has weaker absorption than organic zinc forms. The immune botanicals are small and do not materially strengthen the nail strategy.

Study evidence
Biotin Supportive 8 studies
Vitamin C Supportive 1 study
Zinc No effect 1 study
Anti-Inflammatory Support
Anti-Inflammatory Support
Impact
Moderate effect
C Goal FitC+ Strength of SupportC CoverageD+ Formula Quality
Vitamin D · 15 mcgVitamin C · 1000 mg

Vitamin C, vitamin D3, and zinc provide antioxidant and immune-regulating support relevant to inflammation. The tiny echinacea, elderberry, and astragalus amounts add little dependable anti-inflammatory effect.

Vitamin C is strongly dosed, while vitamin D3 and zinc provide moderate nutritional support. A daily 1,000 mg vitamin C amount may cause diarrhea or stomach cramps in sensitive users.

Study evidence
Vitamin C Supportive 50 studies
Vitamin D Supportive 101 studies
Zinc Supportive 64 studies
Hair Health
Scalp Health and Protection
Hair Health
Impact
Moderate effect
C Goal FitC- Strength of SupportC CoverageC- Formula Quality
Biotin · 300 mcgVitamin D · 15 mcgZinc · 15 mgVitamin C · 1000 mg

Biotin, zinc, vitamin D, folate, and vitamin B12 cover several deficiency-related hair pathways. Zinc oxide has limited absorption, and biotin is below a strongly targeted hair amount.

Vitamin C adds antioxidant and collagen-synthesis support, but the botanicals are designed for immune support. The formula provides moderate nutritional breadth with limited hair-specific depth.

Study evidence
Biotin Supportive 4 studies
Folate Mixed 15 studies
Vitamin C Mixed 5 studies
Vitamin D Disputed 34 studies
Zinc Supportive 22 studies
Vision Support
Vision Support
Impact
Moderate effect
C- Goal FitC Strength of SupportC CoverageD+ Formula Quality
Zinc · 15 mgVitamin C · 1000 mgVitamin A · 750 mcg

Vitamin A, vitamin C, vitamin D, and zinc provide some basic ocular nutrition and antioxidant protection. The immune-focused multivitamin lacks lutein, zeaxanthin, vitamin E, copper, or omega-3s.

Vitamin C is strongly dosed, while zinc oxide and magnesium oxide are poorly absorbed. Small immune botanicals add little direct value for vision.

Study evidence
Vitamin A Supportive 65 studies
Vitamin C Disputed 24 studies
Vitamin D Disputed 35 studies
Zinc Supportive 39 studies

Ingredients

IngredientAmount per serving
Calories
20 Calorie(s)
Total Fat
1 Gram(s)
Total Carbohydrates
2 Gram(s)
Vitamin A (Retinyl Palmitate)
 750 mcg
Vitamin C (Ester-C Calcium Ascorbate)
 1000 mg
Vitamin D (Cholecalciferol, Vitamin D3)
 15 mcg
Vitamin B6 (Pyridoxine Hydrochloride)
 2 mg
Folate
666 mcg DFE
Vitamin B12 (Cyanocobalamin)
 6 mcg
Biotin (D-Biotin)
 300 mcg
Pantothenic Acid (D-Calcium Pantothenate)
 10 mg
Magnesium (Magnesium Oxide)
 25 mg
Zinc (Zinc Oxide)
 15 mg
Echinacea
16.5 mg
Elderberry
17 mg
Astragalus
16.5 mg
Gluten Free Adults 18–50 Dairy Free Sugar Free
Report overview
Vitamin C (Ester-C Calcium Ascorbate) · 1000 mg OverallScore89
A- Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyA+ Value

A full 1,000 mg of patented Ester-C combines a useful dose with good gastric comfort. Mineral-source transparency is incomplete because calcium from Ester-C is not quantified separately. The vitamin C is very cost-efficient for a branded form, even before considering the added nutrients and botanicals.

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Biotin (D-Biotin) · 300 mcg OverallScore66
A+ Active Ingredient Quality & BioavailabilityF Dose, Safety & Label TransparencyC Value

Explicit d-biotin disclosure is a meaningful form-quality strength. The softgel provides a clean delivery format without listed additive concerns. The biotin amount is too low for the collection’s hair and nail support target; exact label disclosure is helpful, while the broader multi-ingredient formula warrants a neutral value assessment.

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Zinc (Zinc Oxide) · 15 mg OverallScore60
F Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyC Value

Zinc oxide is an inexpensive inorganic form with relatively weak absorption. The 15 mg serving is effective for daily maintenance without exceeding the usual upper limit. The 15 mg zinc serving is below the level where missing copper usually creates a major balance concern.

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Loading alternative details
86 Performance

ACES+Zn

Carlson
<p>Buffered vitamin C, zinc citrate, selenomethionine, and natural vitamin E use more favorable forms than several minerals in the original. High vitamin E requires attention to total intake and possible anticoagulant use, but the antioxidant core is substantially more coherent.</p>
90 Performance

Nordic Immune Daily Defense

Nordic Naturals
<p>Vitamin C, vitamin D3, zinc glycinate, and a substantial black elderberry extract provide direct immune coverage with useful disclosed amounts. Elderberry standardization and inactive ingredients remain unclear, yet the active formula is much more purposeful than the original’s lightly dosed herbs.</p>
77 Performance

L-Lysine 985 mg

Solaray
<p>L-lysine, vitamin C, and zinc in chelated, citrate, and picolinate forms provide a more concentrated nutritional approach. The apparent combined zinc amount is excessive for regular use, so the stronger forms come with a meaningful long-term safety trade-off.</p>
89 Budget

Reacta C with Black Elderberry

Solaray
<p>Focused Reacta-C and a meaningful black elderberry extract cover the main immune goal with far better serving economy than the original. The formula is narrower, but it avoids the original’s token botanical amounts and supplies a long course of servings.</p>
86 Budget

Zinc Lozenges Elderberry Flavor

Advanced Nutrition by Zahler
<p>Zinc citrate and gluconate plus elderberry powder provide a focused, economical option for short-term immune use. The zinc amount is aggressive and lacks balancing copper, so it is less suitable for continuous daily use than the original.</p>
74 Budget

Vitamin C 1000 mg with Zinc 45 mg

Nutricost
<p>Vitamin C and chelated zinc retain two central immune nutrients while cutting serving cost substantially. Zinc exceeds the usual adult daily upper level, which makes this a short-term or supervised option rather than a routine multivitamin replacement.</p>
76 Value

Vitamin C + D3 & Zinc

NutriBiotic Immunity
<p>A focused combination of vitamin C, vitamin D3, and zinc supplies the original’s main immune nutrients with strong serving economy. Vitamin D exceeds the adult daily upper level and zinc reaches that level, so the value is most relevant for selective rather than routine use.</p>
84 Value

ACES+Zn

Carlson
<p>Buffered vitamin C, zinc citrate, selenomethionine, and natural vitamin E provide favorable forms and a strong antioxidant profile at reasonable serving value. The high vitamin E amount is the main drawback, particularly for people using anticoagulants or stacking vitamin E.</p>
81 Value

Immune Boost

NaturesPlus
<p>N-acetyl cysteine, vitamin C, zinc, selenium, and vitamin D create broader antioxidant and immune coverage than the original’s small botanical additions. The formula offers useful value, but high vitamin D and zinc make continuous unsupervised use less appealing.</p>
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. Effect of Vitamin C Supplements on Respiratory Tract Infections: A Systematic Review and Meta-Analysis.
    Keya TA; Leela A; Fernandez K; Habib N; Rashid M · Current reviews in clinical and experimental pharmacology · 2022
    Meta-analysis10 studies pooledImmunity forVitamin C
  2. Vitamin C and contribution to the normal function of the immune system: evaluation of a health claim pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusImmunity forVitamin C
  3. Vitamin C for the management of COVID-19: a systematic review and meta-analysis of randomized controlled trials.
    Abid H; Mushtaq I; Munir ABI; Shakil J; Vinjamuri S; Tadasare N; Kiran F; Muhammad Wali Mirza A; Fatima Khidri F; Shahid A; Ayyan M; Ehsan M; Cheema HA; Alsubari AMA; Sahra S; Siddiqi NI · Annals of medicine and surgery (2012) · 2026
    Meta-analysis9 studies pooledImmunity forVitamin C
  4. Nutrient supplementation for prevention of viral respiratory tract infections in healthy subjects: A systematic review and meta-analysis.
    Vlieg-Boerstra B; de Jong N; Meyer R; Agostoni C; De Cosmi V; Grimshaw K; Milani GP; Muraro A; Oude Elberink H; Pali-Schöll I; Roduit C; Sasaki M; Skypala I; Sokolowska M; van Splunter M; Untersmayr E; Venter C; O'Mahony L; Nwaru BI · Allergy · 2022
    Meta-analysis199,055 participants115 studies pooledImmunity forZinc
  5. Zinc supplementation reduces the incidence of acute lower respiratory infections in infants and preschool children: a double-blind, controlled trial.
    Sazawal S; Black RE; Jalla S; Mazumdar S; Sinha A; Bhan MK · Pediatrics · 1998
    Randomized trial609 participantsImmunity forZinc
  6. Zinc for infection prevention in children with sickle cell anemia: a randomized double-blind placebo-controlled trial.
    Namazzi R; Opoka R; Conroy AL; Datta D; Tagoola A; Bond C; Goings MJ; Ryu MS; Cusick SE; Krebs NF; Jang JH; Tu W; Ware RE; John CC · Blood advances · 2023
    Randomized trial252 participantsImmunity forZinc
  7. Intestinal and systemic immune responses to an oral cholera toxoid B subunit whole-cell vaccine administered during zinc supplementation.
    Karlsen TH; Sommerfelt H; Klomstad S; Andersen PK; Strand TA; Ulvik RJ; Ahrén C; Grewal HM · Infection and immunity · 2003
    Randomized trial30 participantsImmunity forZinc
  8. Efficacy of Vitamin C as Glucocorticoid Substitute for Reducing Pain and Inflammation After Total Hip Arthroplasty: A Randomized Controlled Trial.
    Jiang W; Xu H; Jiang X; Zhan Y; Ju Y; Xie J; Huang Z; Huang Q; Pei F · The Journal of bone and joint surgery. American volume · 2025
    Randomized trial107 participantsAnti-Inflammatory Support forVitamin C
  9. The Impact of Vitamin C on Analgesic, Anti-inflammatory, and Hemostatic Outcomes After Total Hip and Knee Arthroplasty: A Systematic Review and Meta-Analysis.
    Moftakhari Hajimirzaei S; Bagherzadeh Cham M; Dolikhani M; Tabatabaee SM; Ebrahimpour A · The archives of bone and joint surgery · 2026
    Meta-analysis1,162 participants10 studies pooledAnti-Inflammatory Support forVitamin C
  10. The impact of vitamin C supplementation on the perioperative outcomes after total hip and knee arthroplasty: a systematic review and meta-analysis.
    Liu X; Guo J; Li Y; Yang Y; Liu M; Gao Q; Yang Y; Wu X; Yue C · BMC musculoskeletal disorders · 2026
    Meta-analysis852 participants8 studies pooledAnti-Inflammatory Support forVitamin C
  11. Therapeutic Impact of Ascorbic Acid on Oral and Periodontal Tissues: A Systematic Literature Review.
    Ruzijevaite G; Acaite E; Jagelaviciene E · Medicina (Kaunas, Lithuania) · 2025
    Systematic review811 participants17 studies pooledAnti-Inflammatory Support forVitamin C
  12. Oral vitamin C administration reduces early recurrence rates after electrical cardioversion of persistent atrial fibrillation and attenuates associated inflammation.
    Korantzopoulos P; Kolettis TM; Kountouris E; Dimitroula V; Karanikis P; Pappa E; Siogas K; Goudevenos JA · International journal of cardiology · 2005
    Randomized trial44 participantsAnti-Inflammatory Support forVitamin C
  13. Vitamin D deficiency and C-reactive protein: a bidirectional Mendelian randomization study.
    Zhou A; Hyppönen E · International journal of epidemiology · 2023
    Observational study294,970 participantsAnti-Inflammatory Support forVitamin D
  14. Vitamin D in Children With Inflammatory Bowel Disease: A Randomized Controlled Clinical Trial.
    El Amrousy D; El Ashry H; Hodeib H; Hassan S · Journal of clinical gastroenterology · 2021
    Randomized trial120 participantsAnti-Inflammatory Support forVitamin D
  15. Vitamin D supplementation reduces infection rate and promotes wound healing in patients with diabetic foot ulcers.
    Gao YQ; Gao YH; Xing JH · World journal of diabetes · 2025
    Randomized trial120 participantsAnti-Inflammatory Support forVitamin D
  16. Associations of C-reactive Protein with 25-hydroxyvitamin D in 24 Specific Diseases: A Cross-sectional Study from NHANES.
    Yang F; Sun M; Sun C; Li J; Yang X; Bi C; Wang M; Pu L; Wang J; Wang C; Xie M; Yao Y; Jin L · Scientific reports · 2020
    Cross-sectional study9,809 participantsAnti-Inflammatory Support forVitamin D
  17. Combined effects of vitamin D deficiency and systemic inflammation on all-cause mortality and cause-specific mortality in older adults.
    Zhang C; Cui J; Li S; Shen J; Luo X; Yao Y; Shi H · BMC geriatrics · 2024
    Cohort study3,072 participantsAnti-Inflammatory Support forVitamin D
  18. Zinc decreases C-reactive protein, lipid peroxidation, and inflammatory cytokines in elderly subjects: a potential implication of zinc as an atheroprotective agent.
    Bao B; Prasad AS; Beck FW; Fitzgerald JT; Snell D; Bao GW; Singh T; Cardozo LJ · The American journal of clinical nutrition · 2010
    Randomized trial40 participantsAnti-Inflammatory Support forZinc
  19. Zinc Supplementation in Individuals with Prediabetes and type 2 Diabetes: a GRADE-Assessed Systematic Review and Dose-Response Meta-analysis.
    Nazari M; Nikbaf-Shandiz M; Pashayee-Khamene F; Bagheri R; Goudarzi K; Hosseinnia NV; Dolatshahi S; Omran HS; Amirani N; Ashtary-Larky D; Asbaghi O; Ghanavati M · Biological trace element research · 2024
    Meta-analysis23 studies pooledAnti-Inflammatory Support forZinc
  20. The Effects of Zinc Supplementation on C-Reactive Protein and Inflammatory Cytokines: A Meta-Analysis and Systematical Review.
    Ceylan MN; Akdas S; Yazihan N · Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research · 2022
    Meta-analysis73 studies pooledAnti-Inflammatory Support forZinc
  21. The Effects of Zinc Sulfate Supplementation on Serum Copeptin, C-Reactive Protein and Metabolic Markers in Zinc-Deficient Diabetic Patients on Hemodialysis: A Randomized, Double-Blind, Placebo-Controlled Trial.
    Hosseini R; Montazerifar F; Shahraki E; Karajibani M; Mokhtari AM; Dashipour AR; Ferns GA; Jalali M · Biological trace element research · 2021
    Randomized trial46 participantsAnti-Inflammatory Support forZinc
  22. Zinc supplementation and cardiovascular disease risk factors: A GRADE-assessed systematic review and dose-response meta-analysis.
    Nazari M; Ashtary-Larky D; Nikbaf-Shandiz M; Goudarzi K; Bagheri R; Dolatshahi S; Omran HS; Amirani N; Ghanavati M; Asbaghi O · Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) · 2023
    Meta-analysis75 studies pooledAnti-Inflammatory Support forZinc
  23. Intakes of Folate, Vitamin B6, and Vitamin B12 in Relation to All-Cause and Cause-Specific Mortality: A National Population-Based Cohort.
    Bo Y; Xu H; Zhang H; Zhang J; Wan Z; Zhao X; Yu Z · Nutrients · 2022
    Cohort study55,569 participantsGeneral Health forFolate
  24. The responsiveness of plasma homocysteine to small increases in dietary folic acid: a primary care study.
    Schorah CJ; Devitt H; Lucock M; Dowell AC · European journal of clinical nutrition · 1998
    Randomized trial119 participantsGeneral Health forFolate
  25. Associations of Serum Folate and Homocysteine Concentrations with All-Cause, Cardiovascular Disease, and Cancer Mortality in Men and Women in Korea: the Cardiovascular Disease Association Study.
    Song S; Song BM; Park HY · The Journal of nutrition · 2023
    Cohort study21,260 participantsGeneral Health forFolate
  26. The concept of folic acid supplementation and its role in prevention of neural tube defect among pregnant women: PRISMA.
    Seyoum Tola F · Medicine · 2024
    Systematic reviewGeneral Health forFolate
  27. Systematic review of adverse health outcomes associated with high serum or red blood cell folate concentrations.
    Colapinto CK; O'Connor DL; Sampson M; Williams B; Tremblay MS · Journal of public health (Oxford, England) · 2017
    Systematic review71,847 participants46 studies pooledGeneral Health forFolate
  28. Perioperative systemic magnesium to minimize postoperative pain: a meta-analysis of randomized controlled trials.
    De Oliveira GS; Castro-Alves LJ; Khan JH; McCarthy RJ · Anesthesiology · 2013
    Meta-analysis1,257 participants20 studies pooledGeneral Health forMagnesium
  29. Long-term outcome after intravenous magnesium sulphate in suspected acute myocardial infarction: the second Leicester Intravenous Magnesium Intervention Trial (LIMIT-2).
    Woods KL; Fletcher S · Lancet (London, England) · 1994
    Randomized trial2,316 participantsGeneral Health forMagnesium
  30. Association of magnesium sulfate use with mortality in critically ill patients with sepsis: a retrospective propensity score-matched cohort study.
    Gu WJ; Duan XJ; Liu XZ; Cen Y; Tao LY; Lyu J; Yin HY · British journal of anaesthesia · 2023
    Cohort study10,999 participantsGeneral Health forMagnesium
  31. Hypomagnesemia and Mortality in Incident Hemodialysis Patients.
    Li L; Streja E; Rhee CM; Mehrotra R; Soohoo M; Brunelli SM; Kovesdy CP; Kalantar-Zadeh K · American journal of kidney diseases : the official journal of the National Kidney Foundation · 2016
    Cohort study9,359 participantsGeneral Health forMagnesium
  32. The effects of magnesium supplementation on abnormal uterine bleeding, alopecia, quality of life, and acne in women with polycystic ovary syndrome: a randomized clinical trial.
    Jaripur M; Ghasemi-Tehrani H; Askari G; Gholizadeh-Moghaddam M; Clark CCT; Rouhani MH · Reproductive biology and endocrinology : RB&E · 2022
    Randomized trial64 participantsGeneral Health forMagnesium
  33. Dietary intake and blood concentrations of antioxidants and the risk of cardiovascular disease, total cancer, and all-cause mortality: a systematic review and dose-response meta-analysis of prospective studies.
    Aune D; Keum N; Giovannucci E; Fadnes LT; Boffetta P; Greenwood DC; Tonstad S; Vatten LJ; Riboli E; Norat T · The American journal of clinical nutrition · 2019
    Meta-analysis69 studies pooledGeneral Health forVitamin C
  34. Scientific Opinion on the substantiation of a health claim related to vitamin C and increasing non haem iron absorption pursuant to Article 14 of Regulation (EC) No 1924/2006.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA) · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusGeneral Health forVitamin C
  35. Vitamin C Depletion and All-Cause Mortality in Renal Transplant Recipients.
    Sotomayor CG; Eisenga MF; Gomes Neto AW; Ozyilmaz A; Gans ROB; Jong WHA; Zelle DM; Berger SP; Gaillard CAJM; Navis GJ; Bakker SJ · Nutrients · 2018
    Cohort study598 participantsGeneral Health forVitamin C
  36. Associations of Serum Biomarkers of Fruit and Vegetable Intake With the Risk of Cause-Specific Mortality and All-Cause Mortality: A National Prospective Cohort Study.
    Pu L; Zhang R; Wang X; Zhao T; Sun H; Han L · Frontiers in nutrition · 2022
    Cohort study12,530 participantsGeneral Health forVitamin C
  37. Relation between plasma ascorbic acid and mortality in men and women in EPIC-Norfolk prospective study: a prospective population study. European Prospective Investigation into Cancer and Nutrition.
    Khaw KT; Bingham S; Welch A; Luben R; Wareham N; Oakes S; Day N · Lancet (London, England) · 2001
    Cohort study19,496 participantsGeneral Health forVitamin C
  38. Vitamin D supplementation for prevention of mortality in adults.
    Bjelakovic G; Gluud LL; Nikolova D; Whitfield K; Wetterslev J; Simonetti RG; Bjelakovic M; Gluud C · The Cochrane database of systematic reviews · 2014
    Meta-analysis95,286 participants159 studies pooledGeneral Health forVitamin D
  39. Effect of vitamin D on gastrointestinal symptoms and health-related quality of life in irritable bowel syndrome patients: a randomized double-blind clinical trial.
    Abbasnezhad A; Amani R; Hajiani E; Alavinejad P; Cheraghian B; Ghadiri A · Neurogastroenterology and motility · 2018
    Randomized trial90 participantsGeneral Health forVitamin D
  40. The impact of vitamin D administration on mortality in COVID-19 patients: a systematic review and meta-analysis of randomized controlled trials.
    Kow CS; Ramachandram DS; Hasan SS; Wong Z; Thiruchelvam K · Inflammopharmacology · 2024
    Meta-analysis2,495 participants19 studies pooledGeneral Health forVitamin D
  41. Vitamin D Status and Mortality: A Systematic Review of Observational Studies.
    Heath AK; Kim IY; Hodge AM; English DR; Muller DC · International journal of environmental research and public health · 2019
    Systematic review84 studies pooledGeneral Health forVitamin D
  42. Meta-analysis of long-term vitamin D supplementation on overall mortality.
    Zheng Y; Zhu J; Zhou M; Cui L; Yao W; Liu Y · PloS one · 2014
    Meta-analysis42 studies pooledGeneral Health forVitamin D
  43. Effectiveness of sodium bicarbonate and zinc chloride mouthwashes in the treatment of oral mucositis and quality of life in patients with cancer under chemotherapy.
    Mohammadi F; Oshvandi K; Kamallan SR; Khazaei S; Ranjbar H; Ahmadi-Motamayel F; Gillespie M; Jenabi E; Vafaei SY · Nursing open · 2022
    Randomized trial144 participantsGeneral Health forZinc
  44. Zinc supplementation in young children with acute diarrhea in India.
    Sazawal S; Black RE; Bhan MK; Bhandari N; Sinha A; Jalla S · The New England journal of medicine · 1995
    Randomized trial937 participantsGeneral Health forZinc
  45. Associations of mortality with ocular disorders and an intervention of high-dose antioxidants and zinc in the Age-Related Eye Disease Study: AREDS Report No. 13.
    Clemons TE; Kurinij N; Sperduto RD; AREDS Research Group · Archives of ophthalmology (Chicago, Ill. : 1960) · 2004
    Randomized trial4,753 participantsGeneral Health forZinc
  46. Effects of zinc and probiotic co-supplementation on inflammation, gastrointestinal symptoms, quality of life, and mood in irritable bowel syndrome patients.
    Rezazadegan M; Soheilipour M; Amani R · Scientific reports · 2026
    Randomized trial84 participantsGeneral Health forZinc
  47. Effect of zinc sulfate supplementation on premenstrual syndrome and health-related quality of life: Clinical randomized controlled trial.
    Siahbazi S; Behboudi-Gandevani S; Moghaddam-Banaem L; Montazeri A · The journal of obstetrics and gynaecology research · 2018
    Randomized trial142 participantsGeneral Health forZinc
  48. The Role of Sesbania grandiflora-Derived Biotin and Bambusa arundinacea-Derived Silica Extracts in Promoting Hair, Skin, and Nail Health: A Randomized, Double-Blind, Placebo-Controlled Clinical Study.
    Patel MN; Maheshvari J; Patel N · Cureus · 2025
    Randomized trial105 participantsHair Health Nail Health forBiotin
  49. Low serum biotinidase activity in children with valproic acid monotherapy.
    Schulpis KH; Karikas GA; Tjamouranis J; Regoutas S; Tsakiris S · Epilepsia · 2001
    Clinical trial125 participantsHair Health forBiotin
  50. Vitamins A, B, C, and D: A Short Review for the Dermatologist.
    Coerdt KM; Goggins CA; Khachemoune A · Alternative therapies in health and medicine · 2021
    Narrative reviewHair Health forBiotin
  51. The Infatuation With Biotin Supplementation: Is There Truth Behind Its Rising Popularity? A Comparative Analysis of Clinical Efficacy versus Social Popularity.
    Soleymani T; Lo Sicco K; Shapiro J · Journal of drugs in dermatology : JDD · 2018
    Narrative reviewHair Health forBiotin
  52. Hair Loss After Metabolic and Bariatric Surgery: a Systematic Review and Meta-analysis.
    Zhang W; Fan M; Wang C; Mahawar K; Parmar C; Chen W; Yang W; Global Bariatric Research Collaborative · Obesity surgery · 2021
    Meta-analysis2,538 participants18 studies pooledHair Health forFolate
  53. Quantitative Analysis of Selected Circulating Hematological Biomarkers, Essential Minerals, Vitamins, and Thyroid Hormones in Females Affected by Hair Loss.
    Al-Fawaeir S; Al-Odat I · Diseases (Basel, Switzerland) · 2025
    Case-control study200 participantsHair Health forFolate
  54. Twelve weeks of protracted venous infusion of fluorouracil (5-FU) is as effective as 6 months of bolus 5-FU and folinic acid as adjuvant treatment in colorectal cancer.
    Saini A; Norman AR; Cunningham D; Chau I; Hill M; Tait D; Hickish T; Iveson T; Lofts F; Jodrell D; Ross PJ; Oates J · British journal of cancer · 2003
    Randomized trialHair Health forFolate
  55. Role of oxaliplatin combined with 5-fluorouracil and folinic acid in the first- and second-line treatment of advanced colorectal cancer.
    Jonker D; Rumble RB; Maroun J; Gastrointestinal Cancer Disease Site Groupof Cancer Care Ontario’s Program in Evidence-Based Care · Current oncology (Toronto, Ont.) · 2012
    Randomized trialHair Health forFolate
  56. Phase I-II study of vinorelbine in combination with 5-fluorouracil and folinic acid as first-line chemotherapy in metastatic breast cancer: a regimen with a low subjective toxic burden.
    Nolè F; de Braud F; Aapro M; Minchella I; De Pas TM; Zampino MG; Monti S; Andreoni G; Goldhirsch A · Annals of oncology : official journal of the European Society for Medical Oncology · 1997
    Randomized trialHair Health forFolate
  57. Management of hair loss associated with endocrine therapy in patients with breast cancer: an overview.
    Karatas F; Sahin S; Sever AR; Altundag K · SpringerPlus · 2016
    Narrative reviewHair Health forVitamin C
  58. Elucidating causal relationships of diet-derived circulating antioxidants and the risk of non-scarring alopecia: A Mendelian randomization study.
    Ba Y; Shen L; Peng X; Zhang Y; Wang J · Medicine · 2024
    Methods validation study201,019 participantsHair Health forVitamin C
  59. Alterations of plasma antioxidants and mitochondrial DNA mutation in hair follicles of smokers.
    Liu CS; Chen HW; Lii CK; Tsai CS; Kuo CL; Wei YH · Environmental and molecular mutagenesis · 2002
    Observational studyHair Health forVitamin C
  60. Removal of synthetic hair dye using formamidine sulfinic acid and other sulfinate precursors.
    Hawkes JA; Lewis DM; Mama J; Murray J · International journal of cosmetic science · 2026
    Methods validation studyHair Health forVitamin C
  61. A Zinc Sulphate-Resistant Acrodermatitis Enteropathica Patient with a Novel Mutation in SLC39A4 Gene.
    Kilic M; Taskesen M; Coskun T; Gürakan F; Tokatli A; Sivri HS; Dursun A; Schmitt S; Küry S · JIMD reports · 2013
    Case reportHair Health forVitamin C
  62. Increased prevalence of vitamin D deficiency in patients with alopecia areata: a systematic review and meta-analysis.
    Lee S; Kim BJ; Lee CH; Lee WS · Journal of the European Academy of Dermatology and Venereology : JEADV · 2018
    Meta-analysis2,039 participants14 studies pooledHair Health forVitamin D
  63. Intralesional vitamin D3 in treatment of alopecia areata: A randomized controlled clinical trial.
    Rashad AF; Elgamal E; Fouda I · Journal of cosmetic dermatology · 2022
    Randomized trial60 participantsHair Health forVitamin D
  64. Vitamin D and its Analogs in Treatment of Mild to Moderate Alopecia Areata: Systematic Review and Meta-Analysis.
    Alsaati AA; Kaliyadan F; Alsaadoun D; Alzakry LM; Alzabadin RA; Hakami TH; Rubaian NFB · Indian dermatology online journal · 2025
    Meta-analysisHair Health forVitamin D
  65. Topical calcipotriol vs narrowband ultraviolet B in treatment of alopecia areata: a randomized-controlled trial.
    El Taieb MA; Hegazy EM; Ibrahim HM; Osman AB; Abualhamd M · Archives of dermatological research · 2020
    Randomized trial60 participantsHair Health forVitamin D
  66. Serum 25 hydroxyvitamin D in non-scarring alopecia: A systematic review and meta-analysis.
    Chen Y; Dong X; Wang Y; Li Y; Xiong L; Li L · Journal of cosmetic dermatology · 2024
    Meta-analysis10,670 participants23 studies pooledHair Health forVitamin D
  67. The effects of minoxidil, 1% pyrithione zinc and a combination of both on hair density: a randomized controlled trial.
    Berger RS; Fu JL; Smiles KA; Turner CB; Schnell BM; Werchowski KM; Lammers KM · The British journal of dermatology · 2003
    Randomized trial200 participantsHair Health forZinc
  68. Incubatory environment of the scalp impacts pre-emergent hair to affect post-emergent hair cuticle integrity.
    Schwartz JR; Henry JP; Kerr KM; Flagler MJ; Page SH; Redman-Furey N · Journal of cosmetic dermatology · 2018
    Randomized trialHair Health forZinc
  69. A comparison of hair quality and cosmetic acceptance following the use of two anti-dandruff shampoos.
    Draelos ZD; Kenneally DC; Hodges LT; Billhimer W; Copas M; Margraf C · The journal of investigative dermatology. Symposium proceedings · 2006
    Randomized trial40 participantsHair Health forZinc
  70. BMI and levels of zinc, copper in hair, serum and urine of Turkish male patients with androgenetic alopecia.
    Ozturk P; Kurutas E; Ataseven A; Dokur N; Gumusalan Y; Gorur A; Tamer L; Inaloz S · Journal of trace elements in medicine and biology : organ of the Society for Minerals and Trace Elements (GMS) · 2015
    Case-control study216 participantsHair Health forZinc
  71. Analysis of serum zinc and copper concentrations in hair loss.
    Kil MS; Kim CW; Kim SS · Annals of dermatology · 2013
    Case-control study342 participantsHair Health forZinc
  72. Astragalus polysaccharides combined with radiochemotherapy for cervical cancer: a systematic review and meta-analysis of randomized controlled studies.
    Sun T; Zhao R; Zhang Y; Li D; Shan X; Tang X; Zheng Y · Frontiers in pharmacology · 2025
    Meta-analysis776 participants9 studies pooledImmunity forAstragalus
  73. [Effect of intravenous drip infusion of cyclophosphamide with high-dose Astragalus injection in treating lupus nephritis].
    Su L; Mao JC; Gu JH · Zhong xi yi jie he xue bao = Journal of Chinese integrative medicine · 2008
    Randomized trial43 participantsImmunity forAstragalus
  74. Astragalus mongholicus (Fisch.) Bge Improves Peripheral Treg Cell Immunity Imbalance in the Children With Viral Myocarditis by Reducing the Levels of miR-146b and miR-155.
    Zhang Z; Dai X; Qi J; Ao Y; Yang C; Li Y · Frontiers in pediatrics · 2020
    Randomized trial68 participantsImmunity forAstragalus
  75. [Clinical study on effect of Astragalus in efficacy enhancing and toxicity reducing of chemotherapy in patients of malignant tumor].
    Duan P; Wang ZM · Zhongguo Zhong xi yi jie he za zhi Zhongguo Zhongxiyi jiehe zazhi = Chinese journal of integrated traditional and Western medicine · 2003
    Randomized trial120 participantsImmunity forAstragalus
  76. [Modulatory effect of Astragalus membranaceus on Th1/Th2 cytokine in patients with herpes simplex keratitis].
    Mao SP; Cheng KL; Zhou YF · Zhongguo Zhong xi yi jie he za zhi Zhongguo Zhongxiyi jiehe zazhi = Chinese journal of integrated traditional and Western medicine · 2004
    Randomized trial168 participantsImmunity forAstragalus
  77. Hypomagnesemia Is a Risk Factor for Infections after Kidney Transplantation: A Retrospective Cohort Analysis.
    Odler B; Deak AT; Pregartner G; Riedl R; Bozic J; Trummer C; Prenner A; Söllinger L; Krall M; Höflechner L; Hebesberger C; Boxler MS; Berghold A; Schemmer P; Pilz S; Rosenkranz AR · Nutrients · 2021
    Cohort study376 participantsImmunity forMagnesium
  78. Higher Intake of Dietary Magnesium Is Inversely Associated With COVID-19 Severity and Symptoms in Hospitalized Patients: A Cross-Sectional Study.
    Nouri-Majd S; Ebrahimzadeh A; Mousavi SM; Zargarzadeh N; Eslami M; Santos HO; Taghizadeh M; Milajerdi A · Frontiers in nutrition · 2022
    Cross-sectional study250 participantsImmunity forMagnesium
  79. Mg2+ regulates cytotoxic functions of NK and CD8 T cells in chronic EBV infection through NKG2D.
    Chaigne-Delalande B; Li FY; O'Connor GM; Lukacs MJ; Jiang P; Zheng L; Shatzer A; Biancalana M; Pittaluga S; Matthews HF; Jancel TJ; Bleesing JJ; Marsh RA; Kuijpers TW; Nichols KE; Lucas CL; Nagpal S; Mehmet H; Su HC; Cohen JI; Uzel G; Lenardo MJ · Science (New York, N.Y.) · 2013
    Single-arm trialImmunity forMagnesium
  80. Effect of magnesium on granulocyte function and on the exercise induced inflammatory response.
    Mooren FC; Golf SW; Völker K · Magnesium research · 2003
    Randomized trialImmunity forMagnesium
  81. Maternal and neonatal outcomes following magnesium sulfate in the setting of chorioamnionitis: a meta-analysis.
    Pergialiotis V; Sapantzoglou I; Rodolaki K; Varthaliti A; Theodora M; Antsaklis P; Thomakos N; Stavros S; Daskalakis G; Papapanagiotou A · Archives of gynecology and obstetrics · 2024
    Meta-analysis6,559 participants8 studies pooledImmunity forMagnesium
  82. Depressed immune response to tetanus in children with vitamin A deficiency.
    Semba RD; Muhilal; Scott AL; Natadisastra G; Wirasasmita S; Mele L; Ridwan E; West KP; Sommer A · The Journal of nutrition · 1992
    Randomized trial236 participantsImmunity forVitamin A
  83. Impact of a single megadose of vitamin A at delivery on breastmilk of mothers and morbidity of their infants.
    Roy SK; Islam A; Molla A; Akramuzzaman SM; Jahan F; Fuchs G · European journal of clinical nutrition · 1997
    Randomized trial50 participantsImmunity forVitamin A
  84. Vitamin A supplementation reduces measles morbidity in young African children: a randomized, placebo-controlled, double-blind trial.
    Coutsoudis A; Broughton M; Coovadia HM · The American journal of clinical nutrition · 1991
    Randomized trial60 participantsImmunity forVitamin A
  85. Vitamin A supplementation enhances specific IgG antibody levels and total lymphocyte numbers while improving morbidity in measles.
    Coutsoudis A; Kiepiela P; Coovadia HM; Broughton M · The Pediatric infectious disease journal · 1992
    Randomized trial60 participantsImmunity forVitamin A
  86. Vitamin A supplementation reduces the monocyte chemoattractant protein-1 intestinal immune response of Mexican children.
    Long KZ; Santos JI; Estrada Garcia T; Haas M; Firestone M; Bhagwat J; Dupont HL; Hertzmark E; Rosado JL; Nanthakumar NN · The Journal of nutrition · 2006
    Randomized trial127 participantsImmunity forVitamin A
  87. Therapeutic effects of high-dose vitamin C supplementation in patients with COVID-19: a meta-analysis.
    Sun L; Zhao JH; Fan WY; Feng B; Liu WW; Chen RQ; Ban C; Dang AG; Wang M; Luo KT; Zhou GY; Yu FF; Ba Y · Nutrition reviews · 2024
    Meta-analysis2,334 participants14 studies pooledImmunity forVitamin C
  88. Effect of micronutrient supplements on influenza and other respiratory tract infections among adults: a systematic review and meta-analysis.
    Abioye AI; Bromage S; Fawzi W · BMJ global health · 2021
    Meta-analysisImmunity forVitamin C
  89. New evidence for antioxidant properties of vitamin C.
    Vojdani A; Bazargan M; Vojdani E; Wright J · Cancer detection and prevention · 2001
    Randomized trial20 participantsImmunity forVitamin C
  90. Enhanced Vitamin C Delivery: A Systematic Literature Review Assessing the Efficacy and Safety of Alternative Supplement Forms in Healthy Adults.
    Calder PC; Kreider RB; McKay DL · Nutrients · 2025
    Systematic review13 studies pooledImmunity forVitamin C
  91. A randomized controlled trial of zinc supplementation in the treatment of acute respiratory tract infection in Thai children.
    Rerksuppaphol S; Rerksuppaphol L · Pediatric reports · 2020
    Randomized trial64 participantsImmunity forZinc
  92. The effect of zinc and vitamin A supplementation on immune response in an older population.
    Fortes C; Forastiere F; Agabiti N; Fano V; Pacifici R; Virgili F; Piras G; Guidi L; Bartoloni C; Tricerri A; Zuccaro P; Ebrahim S; Perucci CA · Journal of the American Geriatrics Society · 1998
    Randomized trial136 participantsImmunity forZinc
  93. The role of specific nutrients in preventing immune system and blood cell disorders: an umbrella review.
    Vecchietti A; Strano P; Minutolo G; Grieco V; Cappuccio G; Granvillano G; Confalonieri L; Briganti GL; Raso E; Chimienti M; Pellegrini M; Mercogliano M; Spatari G; Lugli C; Urbano T; Lorenzon A · Journal of preventive medicine and hygiene · 2026
    Systematic review13 studies pooledImmunity forZinc
  94. Biotin for the treatment of nail disease: what is the evidence?
    Lipner SR; Scher RK · The Journal of dermatological treatment · 2018
    Narrative reviewNail Health forBiotin
  95. Treatment of brittle fingernails and onychoschizia with biotin: scanning electron microscopy.
    Colombo VE; Gerber F; Bronhofer M; Floersheim GL · Journal of the American Academy of Dermatology · 1991
    Other32 participantsNail Health forBiotin
  96. Treatment of brittle nail with a hydroxypropyl chitosan-based lacquer, alone or in combination with oral biotin: A randomized, assessor-blinded trial.
    Chiavetta A; Mazzurco S; Secolo MP; Tomarchio G; Milani M · Dermatologic therapy · 2020
    Randomized trial50 participantsNail Health forBiotin
  97. Vitamins and minerals: their role in nail health and disease.
    Scheinfeld N; Dahdah MJ; Scher R · Journal of drugs in dermatology : JDD · 2007
    Narrative reviewNail Health forBiotin Nail Health forZinc
  98. Vitamin C Deficiency in Inflammatory Bowel Disease: The Forgotten Micronutrient.
    Dunleavy KA; Ungaro RC; Manning L; Gold S; Novak J; Colombel JF · Crohn's & colitis 360 · 2023
    Other20 participantsNail Health forVitamin C
  99. Evaluation of the anti-wrinkle effect of an ascorbic acid-loaded dissolving microneedle patch via a double-blind, placebo-controlled clinical study.
    Lee C; Yang H; Kim S; Kim M; Kang H; Kim N; An S; Koh J; Jung H · International journal of cosmetic science · 2017
    Randomized trial23 participantsSkin Health forVitamin C
  100. Comparative Study on the Outcome of Periorbital Wrinkles Treated with Laser-Assisted Delivery of Vitamin C or Vitamin C Plus Growth Factors: A Randomized, Double-blind, Clinical Trial.
    Machado BHB; Frame J; Zhang J; Najlah M · Aesthetic plastic surgery · 2021
    Randomized trial149 participantsSkin Health forVitamin C
  101. Randomized trial of topical ascorbic acid in DMSO versus imiquimod for the treatment of basal cell carcinoma.
    Burke B; Bailie JE · Biomedicine & pharmacotherapy = Biomedecine & pharmacotherapie · 2022
    Randomized trial25 participantsSkin Health forVitamin C
  102. Vitamin C improves healing of foot ulcers: a randomised, double-blind, placebo-controlled trial.
    Gunton JE; Girgis CM; Lau T; Vicaretti M; Begg L; Flood V · The British journal of nutrition · 2022
    Randomized trial16 participantsSkin Health forVitamin C
  103. Dietary nutrient intakes and skin-aging appearance among middle-aged American women.
    Cosgrove MC; Franco OH; Granger SP; Murray PG; Mayes AE · The American journal of clinical nutrition · 2007
    Cross-sectional study4,025 participantsSkin Health forVitamin C
  104. A randomized trial of vitamin A and vitamin E supplementation for retinitis pigmentosa.
    Berson EL; Rosner B; Sandberg MA; Hayes KC; Nicholson BW; Weigel-DiFranco C; Willett W · Archives of ophthalmology (Chicago, Ill. : 1960) · 1993
    Randomized trial601 participantsVision Support forVitamin A
  105. Efficacy and safety of retinol palmitate ophthalmic solution in the treatment of dry eye: a Japanese Phase II clinical trial.
    Toshida H; Funaki T; Ono K; Tabuchi N; Watanabe S; Seki T; Otake H; Kato T; Ebihara N; Murakami A · Drug design, development and therapy · 2018
    Randomized trial66 participantsVision Support forVitamin A
  106. Vitamin A supplementation for preventing morbidity and mortality in children from six months to five years of age.
    Imdad A; Mayo-Wilson E; Haykal MR; Regan A; Sidhu J; Smith A; Bhutta ZA · The Cochrane database of systematic reviews · 2022
    Meta-analysis1,223,856 participants47 studies pooledVision Support forVitamin A
  107. Vitamin A supplementation improves retinal function in infants at risk of retinopathy of prematurity.
    Mactier H; McCulloch DL; Hamilton R; Galloway P; Bradnam MS; Young D; Lavy T; Farrell L; Weaver LT · The Journal of pediatrics · 2012
    Randomized trial89 participantsVision Support forVitamin A
  108. Effect of short-term, high-dose retinol on dark adaptation in aging and early age-related maculopathy.
    Owsley C; McGwin G; Jackson GR; Heimburger DC; Piyathilake CJ; Klein R; White MF; Kallies K · Investigative ophthalmology & visual science · 2006
    Randomized trial104 participantsVision Support forVitamin A
  109. Role of Oral Vitamin 'C' on Astigmatic Errors in Phacoemulsification.
    Mohan S; Sah K; Khattri M; Ahmad L; Sachan SK · Current eye research · 2021
    Randomized trial400 participantsVision Support forVitamin C
  110. Ascorbic acid metabolites are involved in intraocular pressure control in the general population.
    Hysi PG; Khawaja AP; Menni C; Tamraz B; Wareham N; Khaw KT; Foster PJ; Benet LZ; Spector TD; Hammond CJ · Redox biology · 2019
    Observational studyVision Support forVitamin C
  111. Nutritional modulation of cataract.
    Weikel KA; Garber C; Baburins A; Taylor A · Nutrition reviews · 2014
    Narrative reviewVision Support forVitamin C
  112. Dietary n-3 Fatty Acid, α-Tocopherol, Zinc, vitamin D, vitamin C, and β-carotene are Associated with Age-Related Macular Degeneration in Japan.
    Aoki A; Inoue M; Nguyen E; Obata R; Kadonosono K; Shinkai S; Hashimoto H; Sasaki S; Yanagi Y · Scientific reports · 2017
    Case-control study530 participantsVision Support forVitamin C
  113. Adherence to a Mediterranean diet, lifestyle and age-related macular degeneration: the Coimbra Eye Study - report 3.
    Raimundo M; Mira F; Cachulo MDL; Barreto P; Ribeiro L; Farinha C; Laíns I; Nunes S; Alves D; Figueira J; Merle BM; Delcourt C; Santos L; Silva R · Acta ophthalmologica · 2019
    Case-control study883 participantsVision Support forVitamin C
  114. Associations Between Vitamin D Intake and Progression to Incident Advanced Age-Related Macular Degeneration.
    Merle BMJ; Silver RE; Rosner B; Seddon JM · Investigative ophthalmology & visual science · 2017
    Cohort study2,146 participantsVision Support forVitamin D
  115. Circulating vitamin D concentration and age-related macular degeneration: Systematic review and meta-analysis.
    Annweiler C; Drouet M; Duval GT; Paré PY; Leruez S; Dinomais M; Milea D · Maturitas · 2017
    Meta-analysis11 studies pooledVision Support forVitamin D
  116. Low serum vitamin D is associated with axial length and risk of myopia in young children.
    Tideman JW; Polling JR; Voortman T; Jaddoe VW; Uitterlinden AG; Hofman A; Vingerling JR; Franco OH; Klaver CC · European journal of epidemiology · 2017
    Cohort study2,666 participantsVision Support forVitamin D
  117. The effect of vitamin D supplementation on the outcome of treatment with bevacizumab in diabetic macular edema: a randomized clinical trial.
    Fekri S; Soheilian M; Roozdar S; Abtahi SH; Nouri H · International ophthalmology · 2022
    Randomized trial83 participantsVision Support forVitamin D
  118. Vitamin D Deficiency and Dry Eye Disease: A Retrospective Cohort Study.
    Shmushkevich SB; Bajrami S; Beauchamp B; Kane JS; Mutawe DL; Hollinger JC; Marks VA; Parekh PK; Rothman AL; Ansari ZA; Williams BK; Galor A · American journal of ophthalmology · 2026
    Cohort study12,095,004 participantsVision Support forVitamin D
  119. Antioxidant vitamin and mineral supplements for age-related macular degeneration.
    Evans JR · The Cochrane database of systematic reviews · 2002
    Systematic review170 participants7 studies pooledVision Support forZinc
  120. Antioxidant vitamin and mineral supplements for slowing the progression of age-related macular degeneration.
    Evans JR; Lawrenson JG · The Cochrane database of systematic reviews · 2023
    Meta-analysis3,790 participants5 studies pooledVision Support forZinc
  121. Oral zinc in macular degeneration.
    Newsome DA; Swartz M; Leone NC; Elston RC; Miller E · Archives of ophthalmology (Chicago, Ill. : 1960) · 1988
    Randomized trial151 participantsVision Support forZinc
  122. A randomized, placebo-controlled, clinical trial of high-dose supplementation with vitamins C and E, beta carotene, and zinc for age-related macular degeneration and vision loss: AREDS report no. 8.
    Age-Related Eye Disease Study Research Group · Archives of ophthalmology (Chicago, Ill. : 1960) · 2001
    Randomized trial3,640 participantsVision Support forZinc
  123. Effect of vitamin A and zinc supplementation on the nutriture of children in Northeast Thailand.
    Udomkesmalee E; Dhanamitta S; Sirisinha S; Charoenkiatkul S; Tuntipopipat S; Banjong O; Rojroongwasinkul N; Kramer TR; Smith JC · The American journal of clinical nutrition · 1992
    Randomized trial133 participantsVision Support forZinc