Product Image

Perfect Weight

Garden of Life Vitamin Code
4.5
★ ★ ★ ★ ★
(202 ratings)
Manganese 2.3 mg
Niacin 32 mg
Selenium 55 mcg
Molybdenum 45 mcg
Vitamin B5 20 mg
Riboflavin 6.11 mg
Boron 1 mg
Product Image
Score55
A thoughtful food-based multi with vitamin D3, methylcobalamin, and K2, but premium cost and weakly disclosed weight-focused blends reduce value.
How scoring works
Quantity:240 Capsule(s) • (60 servings)
Goals:
General Health
Immunity
Metabolism Boost
Energy

Score 55

A thoughtful food-based multi with vitamin D3, methylcobalamin, and K2, but premium cost and weakly disclosed weight-focused blends reduce value.
How scoring works
$65.09($1.08 per serving)
iHerb
$ 65.09
Pure Formulas
$ 65.09
Vitacost
$ 66.25
Report prices

Analysis

Vitamin D3, natural vitamin E, methylcobalamin, K1 plus MK-4, and a broad B-complex provide useful daily coverage. Several nutrients are delivered through yeast or brown-rice carriers, and the serving avoids excessive iron.

The antioxidant, immune, metabolism, fruit, vegetable, and enzyme blends do not disclose useful ingredient-level amounts. Chromium, iodine, zinc, iron, and several specialty nutrients are modest, so the formula does not provide a strong weight-management mechanism.

Four capsules and a premium serving cost reduce convenience and value. It fits users who prefer food-based positioning and modest iron more than those seeking focused weight or metabolic support.

Who is it for
  • Adults seeking a low-iron food-based multivitamin
  • Users who prefer vitamin D3 and methylcobalamin
  • People comfortable taking four capsules
Best for
  • General vitamin coverage
  • Low-iron daily support
  • Vitamin D and K intake

Pros

  • Uses vitamin D3 and methylcobalamin
  • Includes natural vitamin E and MK-4
  • Avoids a high iron dose
  • Broad basic vitamin coverage

Cons

  • Four capsules per serving
  • High serving cost
  • Metabolism blend lacks dose transparency
  • Weak evidence for weight-focused positioning

Warnings

  • Vitamin K may interfere with warfarin and related medicines
  • Yeast-derived ingredients may not suit users sensitive to Saccharomyces products
  • Do not rely on the low iron amount when iron deficiency has been identified

Nutrient quality

60 Moderate impact

Vitamin D3, methylcobalamin, natural vitamin E, and several food-derived nutrients are favorable forms. Core vitamins are useful, but minerals are modest and every weight-management active is hidden.

Ingredient transparency

50 Moderate impact

Core nutrients have amounts, but every specialty blend provides only a total. The metabolism, fruit and vegetable, and enzyme blends hide all component doses.

Customer satisfaction

68 High impact

The supplied average rating is strong. The evidence base is more limited, and no specific experience or complaint themes were provided.

Value for money

42 Lower impact

The multivitamin base is useful, but the high serving cost and hidden weight-management actives make value weak. Comparable products can offer safer balance or better quality for the cost.

Report analysis

Goals

General Health
General Health
Impact
Highest effect
A Goal FitB+ Strength of SupportA- CoverageB- Formula Quality
Folate · 400 mcg DFEVitamin B12 · 80 mcgVitamin D · 50 mcgVitamin K · 20 mcgBoron · 1 mgSelenium · 55 mcgZinc · 7.7 mgVitamin C · 90 mg

A wide multivitamin and mineral base aligns closely with daily nutrient coverage, energy metabolism, and immune support. Vitamin D3, methylcobalamin, zinc, selenium, and the major B vitamins provide the clearest general-health value.

Several minerals use incompletely defined yeast or rice-chelate forms, and broad blends prevent full dose assessment. It offers useful breadth, but the weight-focused positioning does not make every added botanical equally relevant.

Study evidence
Boron Supportive 6 studies
Selenium Supportive 70 studies
Zinc Supportive 60 studies
Immunity
Immunity
Impact
High effect
B+ Goal FitC+ Strength of SupportB- CoverageD+ Formula Quality
Vitamin C · 90 mgZinc · 7.7 mgVitamin A · 1080 mcgVitamin D · 50 mcgSelenium · 55 mcg

Vitamin A, vitamin C, vitamin D3, zinc, and selenium provide several relevant immune nutrients. Vitamin D3 is substantial, and selenium yeast offers favorable absorption potential.

The formula is marketed around weight and metabolism, while zinc, vitamin C, and selenium are only moderate for focused immune use. Vitamin K can interfere with warfarin, so users of that medicine need clinician-guided dosing.

Study evidence
Selenium Mixed 37 studies
Vitamin A Supportive 107 studies
Vitamin C Supportive 53 studies
Vitamin D Supportive 85 studies
Zinc Supportive 73 studies
Metabolism Boost
Metabolic Hormone BalanceMetabolic B-Vitamins
Metabolism Boost
Impact
Moderate effect
C+ Goal FitC- Strength of SupportC+ CoverageD+ Formula Quality
Biotin · 30 mcgNiacin · 32 mgVitamin B12 · 80 mcgRiboflavin · 6.11 mgThiamin · 8.16 mgVitamin B5 · 20 mgVitamin B6 · 6.8 mgVitamin D · 50 mcgZinc · 7.7 mg

B vitamins, iodine, selenium, and chromium support cellular energy, thyroid biology, and glucose handling. The formula covers several metabolic pathways but lacks a disclosed direct thermogenic active.

Many nutrient amounts are modest, and chromium falls below a stronger supplemental range. An opaque metabolism blend and general fruit, vegetable, and enzyme blends make the apparent breadth difficult to evaluate.

Study evidence
Chromium Supportive 47 studies
Iodine Mixed 17 studies
Selenium Mixed 28 studies
Energy
Essential Energy Nutrients
Energy
Impact
Moderate effect
C+ Goal FitC- Strength of SupportD+ CoverageD Formula Quality
Iodine · 75 mcgVitamin D · 50 mcgVitamin B5 · 20 mgRiboflavin · 6.11 mgThiamin · 8.16 mgVitamin B12 · 80 mcgIron · 1.8 mg

B vitamins, iodine, and methylcobalamin support basic metabolism and thyroid-related energy regulation. Their amounts are designed mainly for multivitamin maintenance rather than focused fatigue support.

The product lacks a meaningful mitochondrial, stimulant, or adaptogen active, and several proprietary blends obscure dose quality. Its weight-management focus does not translate into a strong or direct energy formula.

Study evidence
Iodine Adverse 3 studies

Ingredients

IngredientAmount per serving
Vitamin A (Beta-Carotene)
 1080 mcg
Vitamin C (S. cerevisiae)
 90 mg
Vitamin D (D3)
 50 mcg
Vitamin E (D-Alpha-Tocopherol)
 15 mg
Vitamin K (Vitamin K1)
 72 mcg
Thiamine (Vitamin B1)
 8.16 mg
Riboflavin (Vitamin B2)
 6.11 mg
Niacin (Saccharomyces cerevisiae, Niacinamide)
 32 mg
Vitamin B6 (Saccharomyces cerevisiae)
 6.8 mg
Folate (Saccharomyces cerevisiae)
 400 mcg DFE
Vitamin B12 (Methylcobalamin)
 80 mcg
Biotin (Saccharomyces cerevisiae)
 30 mcg
Pantothenic Acid (Saccharomyces cerevisiae)
 20 mg
Iron (Brown Rice Chelate)
 1.8 mg
Iodine (Sea Kelp)
 75 mcg
Zinc (Brown Rice Chelate)
 7.7 mg
Selenium (Saccharomyces cerevisiae)
 55 mcg
Manganese (Brown Rice Chelate)
 2.3 mg
Chromium (Saccharomyces cerevisiae)
 59.5 mcg
Molybdenum (Saccharomyces cerevisiae)
 45 mcg
Vitamin K2 (Menaquinone-4)
 20 mcg
Boron (Saccharomyces cerevisiae)
 1 mg
Vanadium (Saccharomyces cerevisiae)
 10 mcg
Perfect Weight Antioxidant, Immune & Metabolism Blend
270 mg
Raw Organic Fruit & Vegetable Blend
126 mg
Enzyme Blend
30 mg
Gluten Free Adults 18–50 Kosher Dairy Free
Report overview
Niacin (Saccharomyces cerevisiae, Niacinamide) · 32 mg OverallScore66
B+ Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyF Value

The multivitamin uses niacinamide from Saccharomyces cerevisiae, an appropriate general-purpose niacin approach. The 32 mg amount falls in the practical multivitamin range. Clear form disclosure helps users understand the likely effects, but no-flush labeling is absent.

View ingredientView products
Manganese (Brown Rice Chelate) · 2.3 mg OverallScore66
B- Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyF Value

The 2.3 mg dose supports nutritional maintenance but sits below the collection target for more focused manganese support. Brown rice chelate suggests an organic delivery matrix, though the exact ligand and absorption profile are not disclosed. The broad multinutrient formula carries a high serving cost for shoppers seeking manganese alone.

View ingredientView products
Selenium (Saccharomyces cerevisiae) · 55 mcg OverallScore65
B+ Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyF Value

selenium yeast offers strong absorption potential. The 55 mcg serving stays safely below the upper limit but falls short of the stated maintenance target. Selenium-specific value is weak after standardizing to the target amount, although other ingredients may contribute separate value.

View ingredientView products
Loading alternative details
73 Performance

Raw One For Men

Garden of Life Vitamin Code
<p>A compact multivitamin uses practical maintenance amounts and several useful nutrient forms without making an opaque weight-control blend the main feature. Small botanical and enzyme blends are still vague, but the core formula is more focused and transparent.</p>
77 Performance

Women Over 55 One Daily

MegaFood
<p>Thoughtful vitamin and trace-mineral forms provide clearer daily nutrition than the original’s hidden weight-management, produce, and enzyme blends. Vitamin K is limited to K1 and several major minerals are absent, so it remains a maintenance formula rather than a weight-focused substitute.</p>
65 Performance

50 & Wiser Women

Garden of Life Vitamin Code
<p>Vitamin D3, zinc, selenium, and broad vitamins provide a solid maintenance base with more emphasis on disclosed micronutrients than the original. Lightly dosed specialty actives, opaque blends, and a four-capsule serving remain limitations, and no equivalent weight-management benefit is established.</p>
72 Budget

Raw One For Men

Garden of Life Vitamin Code
<p>A focused one-capsule formula provides broad vitamins and trace minerals at a much lower serving cost than the original four-capsule product. Its enzyme and small botanical blends remain vague, and it does not reproduce the original weight-management positioning.</p>
78 Budget

Women Over 55 One Daily

MegaFood
<p>Useful vitamin and trace-mineral forms provide broad one-daily coverage at a lower serving cost without relying on a headline weight-management blend. Vitamin K is limited to K1 and some details remain incomplete, but the maintenance formula is easier to assess.</p>
74 Budget

Daily-Multi Testosterone Up

Irwin Naturals
<p>Ashwagandha, vitamin D3, zinc picolinate, boron, and broad micronutrients offer a clearer targeted formula at a lower serving cost. The testosterone focus differs from weight management, while the fish oil lacks disclosed EPA and DHA amounts.</p>
77 Value

Women Over 55 One Daily

MegaFood
<p>A one-daily serving supplies useful vitamin and trace-mineral forms at a much lower routine cost than the original. Major minerals are limited and the phenolic blend is not broken down, but the clear maintenance role offers a more defensible value trade-off.</p>
65 Value

Men

Garden of Life Vitamin Code
<p>Vitamin D3, methylcobalamin, zinc, selenium, and broad micronutrients provide general maintenance at a lower serving cost. Small specialty additions and opaque blends limit depth, but the formula does not charge as much for an unsupported weight-control position.</p>
65 Value

50 & Wiser Men

Garden of Life Vitamin Code
<p>Wide vitamin and trace-mineral coverage supports daily maintenance at a slightly lower serving cost than the original. Small specialty actives and opaque blends still add little, but the formula’s general-health purpose is more realistic than relying on undisclosed weight-management doses.</p>
Report alternatives

Sources

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

  1. Systematic review and meta-analysis of the efficacy and safety of chromium supplementation in diabetes.
    Suksomboon N; Poolsup N; Yuwanakorn A · Journal of clinical pharmacy and therapeutics · 2015
    Meta-analysis25 studies pooledMetabolism Boost forChromium
  2. Improved meta-analytic methods show no effect of chromium supplements on fasting glucose.
    Bailey CH · Biological trace element research · 2014
    Meta-analysis809 participants16 studies pooledMetabolism Boost forChromium
  3. Chromium supplementation in non-obese non-diabetic subjects is associated with a decline in insulin sensitivity.
    Masharani U; Gjerde C; McCoy S; Maddux BA; Hessler D; Goldfine ID; Youngren JF · BMC endocrine disorders · 2013
    Randomized trial31 participantsMetabolism Boost forChromium
  4. The Effects of Supplementation with Chromium on Insulin Resistance Indices in Women with Polycystic Ovarian Syndrome: A Systematic Review and Meta-Analysis of Randomized Clinical Trials.
    Heshmati J; Omani-Samani R; Vesali S; Maroufizadeh S; Rezaeinejad M; Razavi M; Sepidarkish M · Hormone and metabolic research = Hormon- und Stoffwechselforschung = Hormones et metabolisme · 2018
    Meta-analysis268 participants5 studies pooledMetabolism Boost forChromium
  5. Association of radioactive iodine treatment with survivorship symptoms and primary care utilisation in women of reproductive age with thyroid cancer: a retrospective cohort study.
    Devanarayan P; Hartman M; Partin M · Family medicine and community health · 2026
    Cohort study10,882 participantsEnergy forIodine
  6. Energy level and fatigue after surgery for thyroid cancer: A population-based study of patient-reported outcomes.
    Hughes DT; Reyes-Gastelum D; Kovatch KJ; Hamilton AS; Ward KC; Haymart MR · Surgery · 2020
    Cohort study2,584 participantsEnergy forIodine
  7. Health-Related Quality of Life in Differentiated Thyroid Cancer Survivors: A Cross-Sectional Study From Turkey.
    Gültekin A; Kahraman MY; Şengöz T; Şimşek FS · Head & neck · 2026
    Cross-sectional study202 participantsEnergy forIodine
  8. Effects of boron supplementation on the severity and duration of pain in primary dysmenorrhea.
    Nikkhah S; Dolatian M; Naghii MR; Zaeri F; Taheri SM · Complementary therapies in clinical practice · 2015
    Randomized trial113 participantsGeneral Health forBoron
  9. Efficacy and safety of tavaborole topical solution, 5%, a novel boron-based antifungal agent, for the treatment of toenail onychomycosis: Results from 2 randomized phase-III studies.
    Elewski BE; Aly R; Baldwin SL; González Soto RF; Rich P; Weisfeld M; Wiltz H; Zane LT; Pollak R · Journal of the American Academy of Dermatology · 2015
    Randomized trialGeneral Health forBoron
  10. The efficacy and safety of tavaborole, a novel, boron-based pharmaceutical agent: phase 2 studies conducted for the topical treatment of toenail onychomycosis.
    Toledo-Bahena ME; Bucko A; Ocampo-Candiani J; Herz-Ruelas ME; Jones TM; Jarratt MT; Pollak RA; Zane LT · Journal of drugs in dermatology : JDD · 2015
    Clinical trial336 participantsGeneral Health forBoron
  11. Boron neutron capture therapy (BNCT) for glioblastoma multiforme: a phase II study evaluating a prolonged high-dose of boronophenylalanine (BPA).
    Henriksson R; Capala J; Michanek A; Lindahl SA; Salford LG; Franzén L; Blomquist E; Westlin JE; Bergenheim AT; Swedish Brain Tumour Study Group · Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology · 2009
    Single-arm trial30 participantsGeneral Health forBoron
  12. Effects of Calcium Fructoborate on Levels of C-Reactive Protein, Total Cholesterol, Low-Density Lipoprotein, Triglycerides, IL-1β, IL-6, and MCP-1: a Double-blind, Placebo-controlled Clinical Study
    Otilia-Constantina Rogoveanu, George Dan Mogosanu, Cornelia Bejenaru, Ludovic Everard Bejenaru, Octavian Croitoru, Johny Neamtu, Zbigniew Pietrzkowski, Tania Reyes-Izquierdo, Andrei Bita, Iulia Daria Scorei, Romulus Ion Scorei · Biological Trace Element Research · 2015
    Randomized trial78 participantsGeneral Health forBoron
  13. Associations of selenium status with all-cause and cause-specific mortality: a systematic review and meta-analysis of cohort studies.
    Cui Z; Xie R; Lu X; Schomburg L; Brenner H; Schöttker B · Redox biology · 2025
    Meta-analysis95 participants20 studies pooledGeneral Health forSelenium
  14. Dietary Antioxidants, Circulating Antioxidant Concentrations, Total Antioxidant Capacity, and Risk of All-Cause Mortality: A Systematic Review and Dose-Response Meta-Analysis of Prospective Observational Studies.
    Jayedi A; Rashidy-Pour A; Parohan M; Zargar MS; Shab-Bidar S · Advances in nutrition (Bethesda, Md.) · 2019
    Meta-analysis507,251 participants41 studies pooledGeneral Health forSelenium
  15. The efficacy and safety of selenium supplementation versus placebo in the treatment of Graves' orbitopathy: A systematic review and meta-analysis of randomised controlled trials.
    Sharabati I; Qafesha RM; Hindawi MD; Amro S; Ayesh BM · Clinical endocrinology · 2024
    Meta-analysis4 studies pooledGeneral Health forSelenium
  16. Associations of plasma metal concentrations with the risks of all-cause and cardiovascular disease mortality in Chinese adults.
    Shi L; Yuan Y; Xiao Y; Long P; Li W; Yu Y; Liu Y; Liu K; Wang H; Zhou L; Yang H; Li X; He M; Wu T · Environment international · 2021
    Cohort study6,155 participantsGeneral Health forSelenium
  17. Updates on clinical studies of selenium supplementation in radiotherapy.
    Puspitasari IM; Abdulah R; Yamazaki C; Kameo S; Nakano T; Koyama H · Radiation oncology (London, England) · 2015
    Systematic review16 studies pooledGeneral Health forSelenium
  18. 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
  19. 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
  20. 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
  21. 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
  22. 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
  23. Effects of selenium supplementation on selenoprotein gene expression and response to influenza vaccine challenge: a randomised controlled trial.
    Goldson AJ; Fairweather-Tait SJ; Armah CN; Bao Y; Broadley MR; Dainty JR; Furniss C; Hart DJ; Teucher B; Hurst R · PloS one · 2011
    Randomized trial119 participantsImmunity forSelenium
  24. Effect of selenium on immune response against hepatitis B vaccine with accelerated method in insulin-dependent diabetes mellitus patients.
    Janbakhsh A; Mansouri F; Vaziri S; Sayad B; Afsharian M; Rahimi M; Shahebrahimi K; Salari F · Caspian journal of internal medicine · 2013
    Randomized trial62 participantsImmunity forSelenium
  25. Chemoprevention trial of human hepatitis with selenium supplementation in China.
    Yu SY; Li WG; Zhu YJ; Yu WP; Hou C · Biological trace element research · 1990
    Non-randomized trial20,847 participantsImmunity forSelenium
  26. Selenium nanoparticles as adjunctive therapy in sepsis: A pilot randomized clinical trial.
    Gu WJ; Huang W; Zhao FZ; Yuan XK; Jin K; Chen JL; Zhang CY; Huang Y; He L; Zhuang H; Yin HY; Chen T · Drug resistance updates : reviews and commentaries in antimicrobial and anticancer chemotherapy · 2026
    Randomized trial70 participantsImmunity forSelenium
  27. Selenium supplementation in patients with autoimmune thyroiditis decreases thyroid peroxidase antibodies concentrations.
    Gärtner R; Gasnier BC; Dietrich JW; Krebs B; Angstwurm MW · The Journal of clinical endocrinology and metabolism · 2002
    Randomized trial70 participantsImmunity forSelenium
  28. 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
  29. 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
  30. 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
  31. 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
  32. 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
  33. 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
  34. 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
  35. 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
  36. 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
  37. 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
  38. Vitamin D supplementation to prevent acute respiratory infections: individual participant data meta-analysis.
    Martineau AR; Jolliffe DA; Greenberg L; Aloia JF; Bergman P; Dubnov-Raz G; Esposito S; Ganmaa D; Ginde AA; Goodall EC; Grant CC; Janssens W; Jensen ME; Kerley CP; Laaksi I; Manaseki-Holland S; Mauger D; Murdoch DR; Neale R; Rees JR; Simpson S; Stelmach I; Trilok Kumar G; Urashima M; Camargo CA; Griffiths CJ; Hooper RL · Health technology assessment (Winchester, England) · 2020
    Meta-analysis11,321 participants25 studies pooledImmunity forVitamin D
  39. Association Between Vitamin D and Influenza: Meta-Analysis and Systematic Review of Randomized Controlled Trials.
    Zhu Z; Zhu X; Gu L; Zhan Y; Chen L; Li X · Frontiers in nutrition · 2022
    Meta-analysis4,859 participants10 studies pooledImmunity forVitamin D
  40. Vitamin D3 and deconvoluting a rash.
    Ernst MK; Evans ST; Techner JM; Rothbaum RM; Christensen LF; Onay UV; Biyashev D; Demczuk MM; Nguyen CV; Honda KS; McCormick TS; Tsoi LC; Gudjonsson JE; Cooper KD; Lu KQ · JCI insight · 2023
    Randomized trial28 participantsImmunity forVitamin D
  41. Effect of vitamin D3 supplementation on cellular immunity and inflammatory markers in COVID-19 patients admitted to the ICU.
    Bychinin MV; Klypa TV; Mandel IA; Yusubalieva GM; Baklaushev VP; Kolyshkina NA; Troitsky AV · Scientific reports · 2022
    Randomized trial110 participantsImmunity forVitamin D
  42. Current opinion on the role of vitamin D supplementation in respiratory infections and asthma/COPD exacerbations: A need to establish publication guidelines for overcoming the unpublished data.
    Anitua E; Tierno R; Alkhraisat MH · Clinical nutrition (Edinburgh, Scotland) · 2022
    Meta-analysis50,554 participants65 studies pooledImmunity forVitamin D
  43. 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
  44. 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
  45. 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
  46. 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
  47. 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
  48. Elevated intakes of supplemental chromium improve glucose and insulin variables in individuals with type 2 diabetes.
    Anderson RA; Cheng N; Bryden NA; Polansky MM; Cheng N; Chi J; Feng J · Diabetes · 1997
    Randomized trial180 participantsMetabolism Boost forChromium
  49. Chromium Supplementation and the Effects on Metabolic Status in Women with Polycystic Ovary Syndrome: A Randomized, Double-Blind, Placebo-Controlled Trial.
    Jamilian M; Asemi Z · Annals of nutrition & metabolism · 2016
    Randomized trial64 participantsMetabolism Boost forChromium
  50. A Comprehensive insight into the effect of chromium supplementation on oxidative stress indices in diabetes mellitus: A systematic review.
    Kooshki F; Tutunchi H; Vajdi M; Karimi A; Niazkar HR; Shoorei H; Pourghassem Gargari B · Clinical and experimental pharmacology & physiology · 2024
    Systematic review33 studies pooledMetabolism Boost forChromium
  51. Comparison of nutritional supplements in improving glycolipid metabolism and endocrine function in polycystic ovary syndrome: a systematic review and network meta-analysis.
    Hu X; Wang W; Su X; Peng H; Tan Z; Li Y; Huang Y · PeerJ · 2023
    Meta-analysis2,362 participants41 studies pooledMetabolism Boost forChromium Metabolism Boost forSelenium
  52. [Chromium supplementation in patients with type 2 diabetes and high risk of type 2 diabetes: a meta-analysis of randomized controlled trials].
    San Mauro-Martin I; Ruiz-León AM; Camina-Martín MA; Garicano-Vilar E; Collado-Yurrita L; Mateo-Silleras Bd; Redondo Del Río Mde P · Nutricion hospitalaria · 2017
    Meta-analysis13 studies pooledMetabolism Boost forChromium
  53. Iodine Supplementation Decreases Hypercholesterolemia in Iodine-Deficient, Overweight Women: A Randomized Controlled Trial.
    Herter-Aeberli I; Cherkaoui M; El Ansari N; Rohner R; Stinca S; Chabaa L; von Eckardstein A; Aboussad A; Zimmermann MB · The Journal of nutrition · 2015
    Randomized trial163 participantsMetabolism Boost forIodine
  54. Effect of oral iodized oil on thyroid size and thyroid hormone metabolism in children with concurrent selenium and iodine deficiency.
    Zimmermann MB; Adou P; Torresani T; Zeder C; Hurrell RF · European journal of clinical nutrition · 2000
    Single-arm trial51 participantsMetabolism Boost forIodine
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    Xu M; Dai X; Wang Z; Guo C; Zhang B; Guo H · Public health nutrition · 2026
    Cross-sectional study1,197 participantsMetabolism Boost forIodine
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    Zimmermann M; Adou P; Torresani T; Zeder C; Hurrell R · The American journal of clinical nutrition · 2000
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  58. Effects of selenium supplementation on glucose homeostasis, inflammation, and oxidative stress in gestational diabetes: Randomized, double-blind, placebo-controlled trial.
    Asemi Z; Jamilian M; Mesdaghinia E; Esmaillzadeh A · Nutrition (Burbank, Los Angeles County, Calif.) · 2016
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  59. Metabolic response to selenium supplementation in women with polycystic ovary syndrome: a randomized, double-blind, placebo-controlled trial.
    Jamilian M; Razavi M; Fakhrie Kashan Z; Ghandi Y; Bagherian T; Asemi Z · Clinical endocrinology · 2016
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  60. The Effects of Selenium Supplementation on Gene Expression Related to Insulin and Lipid Metabolism, and Pregnancy Outcomes in Patients with Gestational Diabetes Mellitus: a Randomized, Double-Blind, Placebo-Controlled Trial.
    Karamali M; Dastyar F; Badakhsh MH; Aghadavood E; Amirani E; Asemi Z · Biological trace element research · 2021
    Randomized trial36 participantsMetabolism Boost forSelenium
  61. Glycemic and lipid responses to selenium-enriched vs. zeaxanthin-enriched eggs in patients with type 2 diabetes: a 12-week randomized controlled trial.
    Niu X; Zhang Y; Liu Y; Zhu Y; Fang B; Hu C; Xu X; Wang R; Sang Y; Zhang Q; Guo J · Frontiers in nutrition · 2026
    Randomized trial58 participantsMetabolism Boost forSelenium