Product Image

Ladies' One

Bluebonnet
4.8
★ ★ ★ ★ ★
(255 ratings)
Iodine 150 mcg
Copper 0.9 mg
Manganese 2.3 mg
Iron 18 mg
Boron 1 mg
Molybdenum 45 mcg
Selenium 55 mcg
Product Image
Score79
A strong one-capsule women's multi built around active vitamins, chelated minerals, and 18 mg iron. Hidden blends and undersized extras prevent the formula from fully matching the quality of its core nutrients.
How scoring works
Quantity:90 Capsule(s) • (90 servings)
Goals:
Hair Health
Immunity
General Health
Productivity Boost
Energy

Score 79

A strong one-capsule women's multi built around active vitamins, chelated minerals, and 18 mg iron. Hidden blends and undersized extras prevent the formula from fully matching the quality of its core nutrients.
How scoring works

Also available as

1 option
30 servings 1 Capsule(s) • 30 Capsule(s) • 30 servings $15.60 ($0.52 per serving)
$35.16($0.39 per serving)
iHerb
$ 35.16
Daily Vita
$ 44.40
Vitacost
$ 44.40
Report prices

Analysis

Methylfolate, methylcobalamin, riboflavin 5-phosphate, pyridoxal 5-phosphate, and cocarboxylase are thoughtful form choices. Iron bisglycinate, zinc bisglycinate, potassium iodide, and several chelated trace minerals further strengthen the core formula.

The 18 mg iron amount makes the product relevant only when iron is appropriate. Calcium and magnesium are modest, while the female-health blend is undisclosed and the vegetable and enzyme blends are only 5 mg each.

A one-capsule serving offers broad coverage with better-than-average nutrient forms. It suits women seeking iron plus active vitamins, but users who do not need iron or who want fully transparent specialty ingredients should choose differently.

Who is it for
  • Women with an appropriate need for supplemental iron
  • Adults who prefer active B-vitamin forms
  • People seeking broad one-capsule coverage
Best for
  • Daily vitamin and trace-mineral support
  • Iron intake when needed
  • Methylated folate and vitamin B12 coverage

Pros

  • Uses active forms of several B vitamins
  • Provides iron and zinc as bisglycinate chelates
  • Includes vitamin D3 and vitamin K2
  • Broad formula in one capsule

Cons

  • Female-health blend is proprietary
  • Calcium and magnesium are modest
  • Vegetable and enzyme blends are token additions
  • Selenium compound is not precisely identified

Warnings

  • The 18 mg iron serving is unsuitable for people advised to avoid supplemental iron
  • Vitamin K2 may conflict with vitamin K antagonist medicines such as warfarin
  • Keep iron-containing capsules away from children because accidental iron overdose is dangerous

Nutrient quality

86 Highest impact

Several nutrients use well-absorbed organic or active forms. Opaque blends or low-value extras materially dilute the core formula.

Ingredient transparency

65 High impact

Most nutrient names and forms are specific and understandable. Proprietary blends hide a substantial part of the active formula.

Customer satisfaction

87 Highest impact

The aggregate customer rating is strong. The modest review count limits confidence in the aggregate rating.

Value for money

80 Highest impact

The broader nutrient formula supports reasonable value despite notable trade-offs. Opaque or low-value extras materially weaken the value case.

Report analysis

Goals

Hair Health
Hair Health
Impact
Highest effect
A Goal FitA Strength of SupportA CoverageB- Formula Quality
Biotin · 30 mcgVitamin D · 20 mcgZinc · 11 mgIron · 18 mgVitamin C · 90 mg

Iron, zinc, vitamin D, biotin, iodine, selenium, and other nutrients cover several deficiency-related hair pathways. Chelated iron and zinc provide the strongest targeted value, especially when low status contributes to diffuse shedding.

The core mineral forms and amounts are clear, and vitamin C, folate, and B12 support iron use. Zinc may compete with iron in the same serving, while several small blends and duplicate mineral forms add complexity without much hair-specific benefit.

Study evidence
Biotin Supportive 4 studies
Folate Mixed 15 studies
Iodine No effect 1 study
Iron Disputed 25 studies
Selenium Disputed 7 studies
Vitamin C Mixed 5 studies
Vitamin D Disputed 34 studies
Zinc Supportive 22 studies
Immunity
Immunity
Impact
Highest effect
A Goal FitA- Strength of SupportA- CoverageB+ Formula Quality
Magnesium · 25 mgVitamin C · 90 mgZinc · 11 mgVitamin A · 900 mcgVitamin D · 20 mcgSelenium · 55 mcg

Vitamins A, C, and D plus zinc and selenium provide broad support across immune barriers and cell functions. Chelated minerals and active B-vitamin forms support a high-quality one-capsule nutrient base.

Zinc and selenium are meaningful, while vitamin C and vitamin D provide useful but moderate immune contributions. Small female-health, whole-food, and enzyme blends add some underdisclosed extras without overwhelming the core formula.

Study evidence
Selenium Mixed 37 studies
Vitamin C Supportive 53 studies
Vitamin D Supportive 85 studies
Zinc Supportive 73 studies
General Health
General Health
Impact
Highest effect
A+ Goal FitA- Strength of SupportA- CoverageB- Formula Quality
Folate · 667 mcg DFEVitamin B12 · 2.4 mcgVitamin D · 20 mcgMagnesium · 25 mgVitamin K · 20 mcgBoron · 1 mgSelenium · 55 mcgZinc · 11 mgVitamin C · 90 mg

A broad one-capsule multivitamin supplies active B vitamins, vitamin D3, chelated iron and minerals, and a useful combined boron profile. The nutrient base supports energy, antioxidant, immune, blood-forming, thyroid, and skeletal functions.

Most main forms and amounts are clearly disclosed, but calcium, magnesium, choline, and K2 are modest. The female-health, vegetable, and enzyme blends hide their components and appear too small to add dependable value, while iron is appropriate only when needed.

Study evidence
Boron Supportive 6 studies
Magnesium Supportive 114 studies
Zinc Supportive 60 studies
Productivity Boost
Productivity Boost
Impact
High effect
B- Goal FitB+ Strength of SupportB CoverageC Formula Quality
Iron · 18 mgVitamin B12 · 2.4 mcgVitamin B12 · 2.4 mcgVitamin B6 · 1.7 mgZinc · 11 mgMagnesium · 25 mg

B vitamins, iron, iodine, and other minerals can support normal energy and concentration when intake is inadequate. The product is a broad women’s multivitamin rather than an acute focus or energy aid.

Active B-vitamin forms and chelated minerals strengthen quality and label transparency. The iron amount may be useful for menstruating users but can cause constipation or unnecessary accumulation in people who do not need supplemental iron.

Study evidence
Iron Supportive 69 studies
Magnesium Supportive 10 studies
Zinc Supportive 11 studies
Energy
Energy
Impact
High effect
B Goal FitC+ Strength of SupportC- CoverageD Formula Quality
Iodine · 150 mcgVitamin D · 20 mcgVitamin B5 · 5 mgMagnesium · 25 mgRiboflavin · 1.3 mgThiamin · 1.2 mgVitamin B12 · 2.4 mcgIron · 18 mgPotassium · 5 mg

Active B-vitamin forms and chelated iron provide credible metabolic and oxygen-transport support. The one-capsule format covers many daily nutrient needs.

B12 and magnesium fall far below energy-focused targets, while several tiny blends and duplicate entries dilute the design. The product is better viewed as a broad women’s multivitamin than a targeted energy formula.

Study evidence
Iron Supportive 74 studies
Magnesium Supportive 4 studies
Bone Health
Bone Health
Impact
Moderate effect
C+ Goal FitC- Strength of SupportC- CoverageD+ Formula Quality
Vitamin K · 20 mcgMagnesium · 25 mgCalcium · 50 mgVitamin D · 20 mcgCopper · 0.9 mgManganese · 2.3 mgBoron · 1 mgZinc · 11 mgVitamin C · 90 mg

Vitamin D3, MK-7, calcium, magnesium, manganese, zinc, and boron touch many bone-related pathways. Most structural minerals and MK-7 are present only in small amounts.

Chelated forms and clear subtype disclosure are notable strengths. The wide multivitamin and botanical profile creates breadth without enough depth for targeted bone support.

Study evidence
Boron Supportive 5 studies
Calcium Supportive 144 studies
Magnesium Supportive 48 studies
Manganese Adverse 12 studies
Zinc Supportive 33 studies

Ingredients

IngredientAmount per serving
Vitamin A
900 mcg
Vitamin C (L-Ascorbic Acid)
 90 mg
Vitamin D3 (Cholecalciferol)
 20 mcg
Vitamin E
15 mg
Thiamine (Cocarboxylase)
 1.2 mg
Riboflavin (Riboflavin 5-Phosphate)
 1.3 mg
Niacin (Niacinamide)
 16 mg
Vitamin B6 (Pyridoxal 5-Phosphate)
 1.7 mg
Folate ([6S]-5-Methyltetrahydrofolic Acid, Glucosamine Salt)
 667 mcg DFE
Vitamin B12 (Methylcobalamin)
 2.4 mcg
Biotin (D-Biotin)
 30 mcg
Pantothenic Acid
5 mg
Calcium (Calcium Citrate, Calcium Malate)
 50 mg
Iron (Iron Bisglycinate Chelate)
 18 mg
Iodine (Potassium Iodide)
 150 mcg
Magnesium (Magnesium Aspartate)
 25 mg
Zinc (Zinc Bisglycinate Chelate)
 11 mg
Selenium (Selenium Glycinate)
 55 mcg
Copper (Copper Bisglycinate Chelate)
 0.9 mg
Manganese (Manganese Bisglycinate Chelate)
 2.3 mg
Chromium (Chromium Nicotinate Glycinate Chelate)
 35 mcg
Molybdenum (Molybdenum Glycinate Chelate)
 45 mcg
Potassium (Potassium Aspartate)
 5 mg
Choline (Choline Bitartrate)
 5 mg
Para-Aminobenzoic Acid
5 mg
Boron (Boron Aspartate, Boron Citrate, Boron Glycinate)
 1 mg
Vitamin K (Menaquinone-7, Vitamin K2)
 20 mcg
Advanced Female Health Blend
100 mg
Organic Whole Food Vegetable Blend
5 mg
Plant Source Digestive Enzyme Blend
5 mg
Gluten Free Kosher Dairy Free Sugar Free Women 18–50 No Allergies
Report overview
Iodine (Potassium Iodide) · 150 mcg OverallScore96
A+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB+ Value

Potassium iodide provides a stable, readily absorbed iodine source at an amount suited to routine support. The single-capsule format keeps daily use simple and efficient. Per-serving value remains favorable against the collection benchmark.

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Manganese (Manganese Bisglycinate Chelate) · 2.3 mg OverallScore90
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyB+ Value

Manganese uses a well-absorbed bisglycinate chelate and is clearly identified on the label. The amount suits daily nutritional maintenance but falls below the collection target for more focused bone and joint support. Cost per serving is favorable, especially for a broader multivitamin rather than a manganese-only supplement.

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Copper (Copper Bisglycinate Chelate) · 0.9 mg OverallScore90
A+ Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyB+ Value

copper bisglycinate chelate provides excellent absorption potential. The elemental amount suits daily maintenance and remains comfortably safe. Its zinc-to-copper balance is well aligned, while serving value is reasonable for the wider formula.

View ingredientView products
Loading alternative details
85 Performance

Essential Blend Multi Mineral

Jigsaw Health
Clearly dosed glycinate and bisglycinate minerals provide focused trace-mineral quality and excellent coverage of iodine, selenium, copper, manganese, chromium, and molybdenum. It leaves out iron and vitamins, and its substantial chromium amount makes it a targeted rather than direct replacement.
80 Performance

Baby & Me 2 Postnatal Multi

MegaFood
Active B vitamins, methylfolate, choline, iron bisglycinate, and chelated trace minerals create a high-quality women’s formula with strong daily breadth. Its postnatal positioning and higher iodine amount require an appropriate life-stage and thyroid-care fit.
84 Performance

Complete Multivitamin

Bayer One A Day Men's
The iron-free multivitamin provides broad maintenance dosing, complete active-amount disclosure, and strong general-health value. Most chemical forms are unspecified and the lack of iron makes it unsuitable as a direct substitute when iron is a priority.
80 Budget

Sentry Adults

21st Century
Iron, iodine, selenium, copper, manganese, chromium, and molybdenum preserve broad coverage at much lower serving cost. Many of those minerals use basic forms, so it trades the original’s chelated quality for economy.
78 Budget

Multi with Iron Century Formula

Swanson
A comprehensive vitamin-mineral profile offers iron, iodine, copper, manganese, and molybdenum with very favorable serving economics. The iron amount is high and many nutrient forms are conventional, so it best fits a confirmed need for supplemental iron.
75 Budget

Alive! Women's Energy Complete Multivitamin

Nature's Way
Broad women’s coverage retains iron and the main trace minerals while adding vitamin D3 and a full vitamin base at lower serving cost. Ferrous fumarate and several oxide, sulfate, and selenate forms are less refined than the original bisglycinates.
80 Value

Sentry Adults

21st Century
A large supply and broad nutrient coverage provide strong value while retaining iron, iodine, selenium, copper, manganese, and molybdenum. The savings come with more basic mineral forms and duplicated label entries.
74 Value

Ladies' One 40+

Bluebonnet
Methylfolate, methylcobalamin, active B6, vitamin D3, and extensively chelated minerals provide refined coverage with reasonable serving value. It omits iron and includes small proprietary blends, so it fits women over forty who do not need supplemental iron.
74 Value

Alive! Garden Goodness Women's Multivitamin

Nature's Way
Broad vitamins, iron, iodine, selenium, copper, manganese, and molybdenum come with a substantial produce blend at accessible value. Basic mineral forms and ambiguous vitamin A entries make it less refined than the original chelated formula.
Report alternatives

Sources

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

  1. [Comparative study of the urinary excretion of boron, calcium, magnesium and phosphorus in postmenopausal women with and without osteoporosis].
    José Ramón V; Mora Mora M; Marino Alarcón O; Hernández G; Josefina Linares L; Urdaneta Romero H; Arévalo González E · Investigacion clinica · 2013
    Case-control study45 participantsBone Health forBoron
  2. Effect of dietary boron on mineral, estrogen, and testosterone metabolism in postmenopausal women.
    Nielsen FH; Hunt CD; Mullen LM; Hunt JR · FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 1987
    Single-arm trial12 participantsBone Health forBoron
  3. The relationship between boron and magnesium status and bone mineral density in the human: a review.
    Volpe SL; Taper LJ; Meacham S · Magnesium research · 1994
    Narrative reviewBone Health forBoron
  4. Effects of boron supplementation on bone mineral density and dietary, blood, and urinary calcium, phosphorus, magnesium, and boron in female athletes.
    Meacham SL; Taper LJ; Volpe SL · Environmental health perspectives · 1995
    Randomized trial28 participantsBone Health forBoron
  5. Metabolic responses of postmenopausal women to supplemental dietary boron and aluminum during usual and low magnesium intake: boron, calcium, and magnesium absorption and retention and blood mineral concentrations
    C D Hunt, J L Herbel, F H Nielsen · The American Journal of Clinical Nutrition · 1997
    Non-randomized trial11 participantsBone Health forBoron
  6. What is the impact of daily oral supplementation of vitamin D3 (cholecalciferol) plus calcium on the incidence of hip fracture in older people? A systematic review and meta-analysis.
    Manoj P; Derwin R; George S · International journal of older people nursing · 2023
    Meta-analysis12,620 participants7 studies pooledBone Health forCalcium
  7. Calcium supplementation prevents seasonal bone loss and changes in biochemical markers of bone turnover in elderly New England women: a randomized placebo-controlled trial.
    Storm D; Eslin R; Porter ES; Musgrave K; Vereault D; Patton C; Kessenich C; Mohan S; Chen T; Holick MF; Rosen CJ · The Journal of clinical endocrinology and metabolism · 1998
    Randomized trial60 participantsBone Health forCalcium
  8. The effects of calcium supplementation (milk powder or tablets) and exercise on bone density in postmenopausal women.
    Prince R; Devine A; Dick I; Criddle A; Kerr D; Kent N; Price R; Randell A · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 1995
    Randomized trial168 participantsBone Health forCalcium
  9. The efficacy of calcium supplementation alone in elderly Thai women over a 2-year period: a randomized controlled trial.
    Rajatanavin R; Chailurkit L; Saetung S; Thakkinstian A; Nimitphong H · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2014
    Randomized trial404 participantsBone Health forCalcium
  10. Calcium-enriched foods and bone mass growth in prepubertal girls: a randomized, double-blind, placebo-controlled trial.
    Bonjour JP; Carrie AL; Ferrari S; Clavien H; Slosman D; Theintz G; Rizzoli R · The Journal of clinical investigation · 1997
    Randomized trial149 participantsBone Health forCalcium
  11. Association between Serum Magnesium and Fractures: A Systematic Review and Meta-Analysis of Observational Studies.
    Dominguez LJ; Veronese N; Ciriminna S; Pérez-Albela JL; Vásquez-López VF; Rodas-Regalado S; Di Bella G; Parisi A; Tagliaferri F; Barbagallo M · Nutrients · 2023
    Meta-analysis119,755 participants4 studies pooledBone Health forMagnesium
  12. Bioabsorbable Magnesium-Based Materials Potential and Safety in Bone Surgery: A Systematic Review.
    Hung CH; Kwok YC; Yip J; Wong HH; Leung YY · Craniomaxillofacial trauma & reconstruction · 2025
    Systematic review386 participants8 studies pooledBone Health forMagnesium
  13. Vascularized bone grafting fixed by biodegradable magnesium screw for treating osteonecrosis of the femoral head.
    Zhao D; Huang S; Lu F; Wang B; Yang L; Qin L; Yang K; Li Y; Li W; Wang W; Tian S; Zhang X; Gao W; Wang Z; Zhang Y; Xie X; Wang J; Li J · Biomaterials · 2016
    Randomized trial48 participantsBone Health forMagnesium
  14. An update on magnesium and bone health.
    Rondanelli M; Faliva MA; Tartara A; Gasparri C; Perna S; Infantino V; Riva A; Petrangolini G; Peroni G · Biometals : an international journal on the role of metal ions in biology, biochemistry, and medicine · 2022
    Narrative reviewBone Health forMagnesium
  15. Sex-specific differences in the association of magnesium intake with femoral neck bone mineral density among older adults.
    Wang B; Tan X; Yao X; Zhu Z · Endocrine connections · 2025
    Cross-sectional study1,343 participantsBone Health forMagnesium
  16. Risk of Environmental Chemicals on Bone Fractures Is Independent of Low Bone Mass in US Adults: Insights from 2017 to 2018 NHANES.
    Ling R; Ai Y; Chen C; Zhang J; Zou Z; Cheng S; Li C; Li X; Wang B · Metabolites · 2023
    Cross-sectional study2,640 participantsBone Health forManganese
  17. The Manganese-Bone Connection: Investigating the Role of Manganese in Bone Health.
    Taskozhina G; Batyrova G; Umarova G; Issanguzhina Z; Kereyeva N · Journal of clinical medicine · 2024
    Narrative reviewBone Health forManganese
  18. Associations of multiple metals with bone mineral density: A population-based study in US adults.
    Wei MH; Cui Y; Zhou HL; Song WJ; Di DS; Zhang RY; Huang Q; Liu JA; Wang Q · Chemosphere · 2021
    Cross-sectional studyBone Health forManganese
  19. Sex-specific associations of urinary mixed-metal concentrations with femoral bone mineral density among older people: an NHANES (2017-2020) analysis.
    Li H; Li G; Yi M; Zhou J; Deng Y; Huang Y; He S; Meng X; Liu L · Frontiers in public health · 2024
    Cross-sectional study31 participantsBone Health forManganese
  20. Relationship between blood manganese and bone mineral density and bone mineral content in adults: A population-based cross-sectional study.
    Wang C; Zhu Y; Long H; Ou M; Zhao S · PloS one · 2022
    Cross-sectional study9,732 participantsBone Health forManganese
  21. Increased incidence of fractures in middle-aged and elderly men with low intakes of phosphorus and zinc.
    Elmståhl S; Gullberg B; Janzon L; Johnell O; Elmståhl B · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 1999
    Cohort study6,576 participantsBone Health forZinc
  22. Zinc Supplementation Increases Procollagen Type 1 Amino-Terminal Propeptide in Premenarcheal Girls: A Randomized Controlled Trial.
    Berger PK; Pollock NK; Laing EM; Chertin V; Bernard PJ; Grider A; Shapses SA; Ding KH; Isales CM; Lewis RD · The Journal of nutrition · 2016
    Randomized trial147 participantsBone Health forZinc
  23. Randomized controlled trial of prenatal zinc supplementation and fetal bone growth.
    Merialdi M; Caulfield LE; Zavaleta N; Figueroa A; Costigan KA; Dominici F; Dipietro JA · The American journal of clinical nutrition · 2004
    Randomized trial242 participantsBone Health forZinc
  24. The effects of zinc supplementation on serum zinc, alkaline phosphatase activity and fracture healing of bones.
    Sadighi A; Roshan MM; Moradi A; Ostadrahimi A · Saudi medical journal · 2009
    Randomized trial60 participantsBone Health forZinc
  25. Is Zinc an Important Trace Element on Bone-Related Diseases and Complications? A Meta-analysis and Systematic Review from Serum Level, Dietary Intake, and Supplementation Aspects.
    Ceylan MN; Akdas S; Yazihan N · Biological trace element research · 2021
    Meta-analysis40 studies pooledBone Health forZinc
  26. Large-dose intravenous ferric carboxymaltose injection for iron deficiency anemia in heavy uterine bleeding: a randomized, controlled trial.
    Van Wyck DB; Mangione A; Morrison J; Hadley PE; Jehle JA; Goodnough LT · Transfusion · 2010
    Randomized trial477 participantsEnergy forIron
  27. The Effect of Parenteral or Oral Iron Supplementation on Fatigue, Sleep, Quality of Life and Restless Legs Syndrome in Iron-Deficient Blood Donors: A Secondary Analysis of the IronWoMan RCT.
    Macher S; Herster C; Holter M; Moritz M; Matzhold EM; Stojakovic T; Pieber TR; Schlenke P; Drexler C; Amrein K · Nutrients · 2021
    Randomized trial176 participantsEnergy forIron
  28. Ferric carboxymaltose vs. oral iron in the treatment of pregnant women with iron deficiency anemia: an international, open-label, randomized controlled trial (FER-ASAP).
    Breymann C; Milman N; Mezzacasa A; Bernard R; Dudenhausen J; FER-ASAP investigators · Journal of perinatal medicine · 2018
    Randomized trial252 participantsEnergy forIron
  29. Effect of iron therapy on fatigue symptoms in non-anaemic iron deficient women of reproductive age- A Randomized Controlled Trial.
    Sultana N; Bajwa FA; Sikandar MZ; Haider MM; Majeed T · JPMA. The Journal of the Pakistan Medical Association · 2026
    Randomized trial164 participantsEnergy forIron
  30. Intravenous iron isomaltoside treatment of women suffering from severe fatigue after postpartum hemorrhage.
    Holm C; Thomsen LL; Langhoff-Roos J · The journal of maternal-fetal & neonatal medicine : the official journal of the European Association of Perinatal Medicine, the Federation of Asia and Oceania Perinatal Societies, the International Society of Perinatal Obstetricians · 2019
    Randomized trial85 participantsEnergy forIron
  31. Magnesium-L-threonate improves sleep quality and daytime functioning in adults with self-reported sleep problems: A randomized controlled trial.
    Hausenblas HA; Lynch T; Hooper S; Shrestha A; Rosendale D; Gu J · Sleep medicine: X · 2025
    Randomized trial80 participantsEnergy forMagnesium
  32. Total magnesium intake and risk of frailty in older women.
    Struijk EA; Fung TT; Bischoff-Ferrari HA; Willett WC; Lopez-Garcia E · Journal of cachexia, sarcopenia and muscle · 2024
    Cohort study81,524 participantsEnergy forMagnesium
  33. Red blood cell magnesium and chronic fatigue syndrome.
    Cox IM; Campbell MJ; Dowson D · Lancet (London, England) · 1991
    Randomized trial32 participantsEnergy forMagnesium
  34. Exercise, magnesium and immune function.
    Laires MJ; Monteiro C · Magnesium research · 2008
    Narrative reviewEnergy forMagnesium
  35. 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
  36. 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
  37. 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
  38. 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
  39. 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
  40. 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
  41. 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
  42. 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
  43. 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
  44. 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
  45. 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
  46. 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
  47. 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
  48. 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
  49. 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
  50. 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 forBiotin
  51. 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
  52. 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
  53. 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
  54. 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
  55. 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
  56. 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
  57. 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
  58. 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
  59. [Evaluation of the role of dietary intake in the occurrence of alopecia].
    El Fékih N; Kamoun H; Fazaa B; El Ati J; Zouari B; Kamoun MR; Gaigi S · Revue medicale de Liege · 2010
    Case-control study272 participantsHair Health forIodine
  60. The Association Between Alopecia Areata and Iron Deficiency Anemia: A Large-Scale Population-Based Case-Control Study.
    Davidovici B; Drutin Y; Ben-Tov A; Mimouni D; Wohl Y · Journal of personalized medicine · 2026
    Case-control study100,203 participantsHair Health forIron
  61. Iron Deficiency and Nonscarring Alopecia in Women: Systematic Review and Meta-Analysis.
    Treister-Goltzman Y; Yarza S; Peleg R · Skin appendage disorders · 2022
    Meta-analysis10,029 participants36 studies pooledHair Health forIron
  62. Comparative Analysis of Postoperative Hair Loss and Micronutrient Deficiencies After One-Anastomosis Gastric Bypass Versus Sleeve Gastrectomy.
    Chinisaz F; Maleki T; Najjari K; Miratashi Yazdi SA · Obesity surgery · 2026
    Cohort study261 participantsHair Health forIron
  63. Assessment of Serum Ferritin Levels in Female Patients With Telogen Effluvium.
    Thamotharan N; Harikumar MV; Sundaram M; Swaminathan A; Rangarajan S · Cureus · 2026
    Cross-sectional study100 participantsHair Health forIron
  64. Diagnosis and treatment of female alopecia: Focusing on the iron deficiency-related alopecia.
    Lin CS; Chan LY; Wang JH; Chang CH · Tzu chi medical journal · 2023
    Cohort study155 participantsHair Health forIron
  65. Beyond Efficacy: 0.6% Selenium Disulfide Shampoo Matches 2% Ketoconazole for Seborrheic Dermatitis with Superior Cosmesis.
    Farris PK; Barbosa V; Houshman EB; Kovylkina N · Journal of drugs in dermatology : JDD · 2026
    Randomized trial87 participantsHair Health forSelenium
  66. Selenium Disulfide-based shampoo applied for 4 weeks significantly improves dandruff and seborrheic dermatitis.
    Turcu G; Artenie C; Nowicka D; Arenbergerová M; Lazaridou E; Khobzei K; Ataseven A; Part M; Leclerc-Mercier S · European journal of dermatology : EJD · 2023
    Observational study1,407 participantsHair Health forSelenium
  67. A Comparative Randomized Clinical Study Assessing the Efficacy of a 1% Selenium Disulfide-Based Shampoo versus 2% Ketoconazole Shampoo in Subjects with Moderate to Severe Scalp Seborrheic Dermatitis.
    Barbosa V; Melo DF; Vañó-Galván S; Lutchmanen-Kolanthan V; Sant'Anna B; Leclerc-Mercier S; Reygagne P · Skin appendage disorders · 2025
    Randomized trial64 participantsHair Health forSelenium
  68. Changes of serum trace elements level in patients with alopecia areata: A meta-analysis.
    Jin W; Zheng H; Shan B; Wu Y · The Journal of dermatology · 2018
    Meta-analysis764 participantsHair Health forSelenium
  69. Scientific opinion on the tolerable upper intake level for selenium.
    EFSA Panel on Nutrition, Novel Foods and Food Allergens (NDA); Turck D; Bohn T; Castenmiller J; de Henauw S; Hirsch-Ernst KI; Knutsen HK; Maciuk A; Mangelsdorf I; McArdle HJ; Peláez C; Pentieva K; Siani A; Thies F; Tsabouri S; Vinceti M; Aggett P; Crous Bou M; Cubadda F; Ciccolallo L; de Sesmaisons Lecarré A; Fabiani L; Titz A; Naska A · EFSA journal. European Food Safety Authority · 2023
    Systematic reviewHair Health forSelenium
  70. 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
  71. 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
  72. 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
  73. 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
  74. 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
  75. 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
  76. 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
  77. 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
  78. 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
  79. 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
  80. 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
  81. 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
  82. 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
  83. 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
  84. 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
  85. 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
  86. 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
  87. 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
  88. 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
  89. 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
  90. 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
  91. 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
  92. 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
  93. 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
  94. 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
  95. 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
  96. 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
  97. 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
  98. 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
  99. 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
  100. 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
  101. 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
  102. 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
  103. 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
  104. 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
  105. Effects of daily iron supplementation in primary-school-aged children: systematic review and meta-analysis of randomized controlled trials.
    Low M; Farrell A; Biggs BA; Pasricha SR · CMAJ : Canadian Medical Association journal = journal de l'Association medicale canadienne · 2014
    Meta-analysis7,089 participants32 studies pooledProductivity Boost forIron
  106. Consumption of Iron-Biofortified Beans Positively Affects Cognitive Performance in 18- to 27-Year-Old Rwandan Female College Students in an 18-Week Randomized Controlled Efficacy Trial.
    Murray-Kolb LE; Wenger MJ; Scott SP; Rhoten SE; Lung'aho MG; Haas JD · The Journal of nutrition · 2017
    Randomized trial150 participantsProductivity Boost forIron
  107. Functional consequences of iron supplementation in iron-deficient female cotton mill workers in Beijing, China.
    Li R; Chen X; Yan H; Deurenberg P; Garby L; Hautvast JG · The American journal of clinical nutrition · 1994
    Randomized trial80 participantsProductivity Boost forIron
  108. The Effect of Iron-Fortified Lentils on Blood and Cognitive Status among Adolescent Girls in Bangladesh.
    Barnett AL; Wenger MJ; Yunus FM; Jalal C; DellaValle DM · Nutrients · 2023
    Randomized trial359 participantsProductivity Boost forIron
  109. Daily iron supplementation for improving anaemia, iron status and health in menstruating women.
    Low MS; Speedy J; Styles CE; De-Regil LM; Pasricha SR · The Cochrane database of systematic reviews · 2016
    Meta-analysis8,506 participants67 studies pooledProductivity Boost forIron
  110. Cross-sectional and longitudinal associations of magnesium intake and cognition in the Healthy Aging Longitudinal Study in Taiwan.
    Tao MH; Chuang SC; Wu IC; Chan HT; Cheng CW; Chen HL; Lee MM; Chang HY; Hsiung CA; Hsu CC · European journal of nutrition · 2024
    Cohort study5,663 participantsProductivity Boost forMagnesium
  111. Low levels of serum magnesium are associated with poststroke cognitive impairment in ischemic stroke patients.
    Tu X; Qiu H; Lin S; He W; Huang G; Zhang X; Wu Y; He J · Neuropsychiatric disease and treatment · 2022
    Cohort study327 participantsProductivity Boost forMagnesium
  112. The effects of magnesium L-threonate (Magtein®) on cognitive performance and sleep quality in adults: a randomised, double-blind, placebo-controlled trial.
    Lopresti AL; Smith SJ · Frontiers in nutrition · 2026
    Randomized trial100 participantsProductivity Boost forMagnesium
  113. Hypomagnesemia and Acute Cognitive Decline in Older Adults: An Evaluation of Clinical Practice and Cognitive Outcomes at a National Health Service (NHS) Trust in England.
    Lai XN; Sadhwani V; Ng WM; Gani A · Cureus · 2025
    Cohort study667 participantsProductivity Boost forMagnesium
  114. Magnesium Depletion Score as a Novel Predictor of Cognitive Impairment: A Population-Based Cross-Sectional Study From NHANES.
    Chen M; Xue R; Zhang M; Zhang J; Zheng J; Ye D; Sun J · Journal of the American Medical Directors Association · 2025
    Cross-sectional study2,768 participantsProductivity Boost forMagnesium
  115. Zinc supplementation improved cognitive performance and taste acuity in Indian adolescent girls.
    Tupe RP; Chiplonkar SA · Journal of the American College of Nutrition · 2010
    Randomized trial180 participantsProductivity Boost forZinc
  116. Effects of Physical Activity and Micronutrients on Cognitive Performance in Children Aged 6 to 11 Years: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.
    Meli AM; Ali A; Mhd Jalil AM; Mohd Yusof H; Tan MMC · Medicina (Kaunas, Lithuania) · 2022
    Meta-analysisProductivity Boost forZinc
  117. Linkages of biomarkers of zinc with cognitive performance and taste acuity in adolescent girls.
    Chiplonkar SA; Kawade R · International journal of food sciences and nutrition · 2015
    Cross-sectional study403 participantsProductivity Boost forZinc
  118. Associations Between Serum Selenium, Zinc, and Copper Levels and Cognitive Function in the Elderly.
    Charernwat P; Chansirikarnjana S; Panpunuan P; Sritara P; Sirivarasai J · Nutrients · 2025
    Cross-sectional study854 participantsProductivity Boost forZinc
  119. Comparative analysis of methyl-donor nutrient intakes and RCPM cognitive performance among school-aged children.
    Apprey C; Asamoah-Boakye O; Annaful VT; Annan RA · Clinical nutrition ESPEN · 2022
    Cross-sectional study2,073 participantsProductivity Boost forZinc