Men's 50+ Multivitamin Multimineral

Men's 50+ Multivitamin Multimineral

21st Century Wellify!4.8 (1,544 ratings)
Format:Tablet Quantity: 65 Tablet(s) · 65 servings
Goals
$10.49 $0.16 per serving

Product analysis

51 out of 100

Men's 50+ Multivitamin Multimineral offers everyday nutritional support for normal energy use, immune function and skin maintenance. Zinc oxide and copper sulfate are less readily absorbed sources, which matters if those minerals are your main priority.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality39

Biotin uses its biologically active form, and molybdenum has a clearly identified, favorable source. Zinc oxide, copper sulfate and sodium selenite are weaker choices for absorption.

Ingredient Transparency75

Amounts and most ingredient forms are stated, which helps compare servings. The makeup or proportions of mixtures are not fully disclosed, so total amounts leave some detail unresolved.

Value For Money54

The serving cost is favorable for vitamin K and several minerals, including zinc and manganese. Niacin, biotin and selenium give a more moderate value comparison, while several other ingredients lack a usable cost comparison.

Customer Satisfaction85

Customer feedback is strongly positive. The smaller review pool gives less certainty about how widely that view is shared, without establishing health benefits.

Product Focus5

The formula mainly covers everyday nutritional needs across several body functions. A broad set of goals and an unidentified botanical blend make it less focused on any single concern.

Format
Tablet
Container
65 Tablet(s)
Per serving
$0.16
Customer rating
4.8 · 1,544 ratings
Report analysis

Goals

Impact
Highest effect
B Ingredient FitA+ PathwaysA- EvidenceA+ Formulation Logic
Folate · 667 mcg DFEVitamin B12 · 100 mcgVitamin D · 20 mcgMagnesium · 100 mgVitamin K · 80 mcgBoron · 150 mcgSelenium · 122.5 mcgZinc · 26.3 mgVitamin C · 120 mg

The B vitamins contribute nutrients used in energy metabolism, while folate and B12 add to the formula's nutritional coverage. Magnesium supplies a nutritional contribution when dietary intake falls short; its amount does not establish treatment of sleep or stress. Vitamin D adds to nutrient availability, with usefulness depending on the total diet. Iodine contributes to adequacy relevant to thyroid function when intake is low.

How this product is rated for Everyday Health

Ingredient fit78

The ingredient focus and declared amounts provide a partial match to the saved references. The relevant roles remain limited to the specific outcomes described above.
Goal fit
The formula includes ingredients for other uses, leaving a mixed focus on general-health needs.
Dose adequacy
The recognized amounts broadly approach the saved references, with remaining limitations in amount or preparation.

Pathways100

The strongest saved finding concerns energy metabolism cofactors. The recognized breadth is limited across the other nutritional processes.
Depth
The strongest saved contribution concerns energy metabolism cofactors, describing ingredient roles rather than proven improvement in health.
Breadth
More than one pathway reaches the saved coverage threshold, without establishing benefits across every aging-related process.

Evidence86

Magnesium leads the saved evidence finding. The population, outcome and preparation limits described above still apply.
Evidence strength
Magnesium supplies the leading saved evidence finding, subject to its specific population and outcome limitations.
Studied preparation
The saved findings recognize preparation matches for qualifying ingredients, without extending the evidence to broader aging outcomes.

Formulation logic100

The recognized ingredients have their required partners or work independently, and no matched conflict was recorded. Amount limitations remain relevant.
Partner coverage
The recognized ingredients work independently or have their required partner; no extra combination benefit is established.
Conflicts
No matched ingredient conflict was recorded in the supplied calculation.
Effective doses
All recognized ingredients meet the saved amount threshold, a calculation reference rather than proof of general-health benefit.
Study evidence
Boron Supportive 6 studies
Folate Supportive 80 studies
Magnesium Supportive 114 studies
Selenium Supportive 70 studies
Vitamin C Supportive 56 studies
Vitamin D Supportive 115 studies
Vitamin K Supportive 34 studies
Zinc Supportive 60 studies
Immunity
Impact
Highest effect
C Ingredient FitA+ PathwaysA+ EvidenceA+ Formulation Logic
Magnesium · 100 mgVitamin C · 120 mgZinc · 26.3 mgVitamin A · 1500 mcgVitamin D · 20 mcgSelenium · 122.5 mcg

Zinc and relevant vitamins contribute to normal immune-cell function, while vitamin A supplies a nutrient involved in protective barriers. Folate, copper and B vitamins can help when low intake impairs immune processes. The ingredients make differing contributions at the selected serving, and normal nutrient functions do not establish extra protection against infection in adults whose needs are already met.

How this product is rated for Immunity

Ingredient fit62

Relevant nutrients contribute to immune function, while additional actives broaden the formula beyond the supported contributions.
Goal fit
Relevant nutrients contribute to immune function, while additional actives broaden the formula beyond the supported contributions.
Dose adequacy
The serving supplies partial amounts against the saved references; this comparison does not establish an optimal dose or a clinical response.

Pathways100

Barrier functions, lymphocyte-related functions and oxidative balance reach the saved threshold; innate immune-cell coverage remains smaller.
Depth
The strongest recognized area is protective barrier functions; this describes functional coverage rather than observed infection prevention.
Breadth
Barrier functions, lymphocyte-related functions and oxidative balance reach the saved threshold; innate immune-cell coverage remains smaller.

Evidence100

Zinc drives the strongest saved evidence finding, within the supplied limits on normal immune function and respiratory outcomes.
Evidence strength
Zinc drives the strongest saved evidence finding, within the supplied limits on normal immune function and respiratory outcomes.
Studied preparation
The saved result recognizes the preparations meeting its amount threshold; no superiority of particular forms is established.

Formulation logic100

No configured ingredient conflict was triggered; the finding covers only the evaluated combinations. All recognized ingredients meet the saved minimum amount threshold; this does not establish a clinical response.
Partner coverage
Recognized ingredients work independently or have their required partners; this does not establish added combination benefit.
Conflicts
No configured ingredient conflict was triggered; the finding covers only the evaluated combinations.
Effective doses
All recognized ingredients meet the saved minimum amount threshold; this does not establish a clinical response.
Study evidence
Magnesium Supportive 8 studies
Selenium Mixed 37 studies
Vitamin A Supportive 107 studies
Vitamin C Supportive 53 studies
Vitamin D Supportive 85 studies
Vitamin E Supportive 21 studies
Zinc Supportive 73 studies
Impact
High effect
C- Ingredient FitB PathwaysA+ EvidenceA+ Formulation Logic
Folate · 667 mcg DFEVitamin B12 · 100 mcgVitamin B6 · 6 mgMolybdenum · 75 mcgSelenium · 122.5 mcgMagnesium · 100 mgVitamin E · 27 mgZinc · 26.3 mgVitamin C · 120 mgRiboflavin · 3.4 mg

Folate can address a dietary gap relevant to arsenic handling, but the supplied human findings concern arsenic-exposed populations and do not establish routine toxin removal. Selenium has limited findings on mercury handling in small studies involving low selenium status or mercury exposure; these do not establish generalized detoxification. Generic broccoli declarations do not establish the assayed glucoraphanin and sulforaphane exposure used in pollutant-excretion research.

How this product is rated for Liver & Detox

Ingredient fit58

Partial amount coverage across credited nutrients; vitamins C and E fall below their thresholds.
Goal fit
Partial amount coverage across credited nutrients.
Dose adequacy
The credited amounts provide partial overall amount coverage; this comparison does not establish clinical detoxification doses.

Pathways77

The saved findings emphasize enzyme-related nutrient processes. This category assignment does not establish faster toxin removal.
Depth
The strongest recorded coverage is in enzyme-related nutrient processes, rather than a demonstrated clinical toxin-clearance outcome.
Breadth
Two categories reach the saved breadth threshold; this does not establish combined clinical detoxification effects.

Evidence97

Folate leads the saved evidence finding, but its relevant toxin-handling evidence is limited to particular exposure and nutritional settings.
Evidence strength
Folate leads the saved evidence finding, but its relevant toxin-handling evidence is limited to particular exposure and nutritional settings.
Studied preparation
Molybdenum, riboflavin and B6 lack matching studied-preparation recognition; the remaining eligible ingredients receive it in the saved findings.

Formulation logic100

No missing required partner or configured conflict was identified; every credited ingredient passes the minimum-amount threshold.
Partner coverage
All credited ingredients can stand alone or have their required partner in the saved findings; this does not prove synergy.
Conflicts
No configured conflict was identified from the supplied ingredients and amounts.
Effective doses
All credited ingredients pass the saved minimum-amount threshold; that threshold does not establish toxin-clearance efficacy.
Study evidence
Folate Supportive 16 studies
Magnesium Supportive 19 studies
Selenium Supportive 10 studies
Vitamin C Supportive 9 studies
Vitamin E Supportive 23 studies
Zinc Supportive 30 studies
Impact
Moderate effect
D+ Ingredient FitF PathwaysC EvidenceA+ Formulation Logic
Biotin · 300 mcg

Zinc may support nail health when low status affects nail formation. Biotin at 300 mcg is below the amounts used in the supplied nail research. Magnesium and vitamins D and E contribute through normal physiology, with limited evidence for an independent improvement in nail growth or brittleness.

How this product is rated for Nail Health

Ingredient fit55

Only part of the broad ingredient mix is directly relevant to nail health. The assessed amounts provide partial support, with smaller or unresolved quantities limiting the finding.
Goal fit
Only part of the broad ingredient mix is directly relevant to nail health.
Dose adequacy
The assessed amounts provide partial support, with smaller or unresolved quantities limiting the finding.

Pathways19

Structural protein supply is the strongest connection to nail health. The findings do not show substantial coverage of several distinct nail-health processes.
Depth
Structural protein supply is the strongest connection to nail health.
Breadth
The findings do not show substantial coverage of several distinct nail-health processes.

Evidence62

Vitamin E provides the strongest evidence contribution in the saved findings, though the supplied nail-specific evidence remains limited. Preparation support is incomplete for Magnesium, Selenium.
Evidence strength
Vitamin E provides the strongest evidence contribution in the saved findings, though the supplied nail-specific evidence remains limited.
Studied preparation
Preparation support is incomplete for Magnesium, Selenium.

Formulation logic100

No listed formulation conflict was matched in the saved findings. All ingredients counted in this finding meet the saved minimum amount benchmark.
Partner coverage
No required ingredient partner is missing in the saved findings.
Conflicts
No listed formulation conflict was matched in the saved findings.
Effective doses
All ingredients counted in this finding meet the saved minimum amount benchmark.
Study evidence
Biotin Supportive 8 studies
Calcium Supportive 1 study
Magnesium Not classified

No linked studies yet.

Selenium Adverse 1 study
Vitamin C Supportive 1 study
Vitamin D Supportive 8 studies
Vitamin E Supportive 6 studies
Zinc No effect 1 study
Hair Health
Impact
High effect
C Ingredient FitC- PathwaysA+ EvidenceA+ Formulation Logic
Biotin · 300 mcgVitamin D · 20 mcgZinc · 26.3 mgVitamin C · 120 mg

Zinc can help with diffuse shedding when zinc intake is deficient. Vitamin C supports normal collagen formation and iron absorption, without establishing extra hair growth. The broader nutrient formula receives recognition for several ingredients, but their normal functions do not establish routine regrowth when nutrient intake is adequate.

How this product is rated for Hair Health

Ingredient fit64

Zinc provides a relevant nutrient connection to hair health, within a broader formula.
Goal fit
This broader formula includes ingredients outside hair health, reducing its focus on this goal.
Dose adequacy
Vitamin B9 (Folate) has an unresolved amount, limiting how its contribution can be assessed.

Pathways55

Antioxidant protection receives the strongest assigned coverage; the formula does not broadly cover the named hair mechanisms.
Depth
The strongest assigned coverage concerns antioxidant protection around follicles, although normal nutrient roles do not establish hair regrowth.
Breadth
Only follicle antioxidant protection reaches the saved coverage threshold; broad coverage across the named mechanisms is absent.

Evidence97

Zinc leads the recognized evidence contribution, subject to the ingredient-specific limits on hair outcomes.
Evidence strength
Zinc provides the strongest recognized evidence contribution here; this does not establish routine hair regrowth.
Studied preparation
Most counted ingredients receive preparation recognition, while iodine does not have that support for hair outcomes.

Formulation logic97

Vitamin B9 (Folate) has unresolved amount information; no unmet partner requirement or ingredient conflict was identified.
Partner coverage
The counted ingredients have no unmet partner requirement in the supplied comparison.
Conflicts
No ingredient conflict was identified in the supplied comparison.
Effective doses
Vitamin B9 (Folate) falls below the saved amount threshold; the other counted ingredients meet it.
Study evidence
Biotin Supportive 4 studies
Copper Adverse 4 studies
Folate Mixed 15 studies
Iodine No effect 1 study
Niacin Disputed 2 studies
Selenium Disputed 7 studies
Vitamin A Disputed 13 studies
Vitamin D Disputed 34 studies
Vitamin E No effect 3 studies
Zinc Supportive 22 studies
Impact
Moderate effect
C- Ingredient FitF PathwaysA EvidenceA+ Formulation Logic
Iodine · 150 mcgVitamin D · 20 mcgVitamin B5 · 15 mgMagnesium · 100 mgRiboflavin · 3.4 mgThiamin · 4.5 mgVitamin B12 · 100 mcg

B vitamins and folate support normal energy metabolism, while magnesium and vitamin C contribute to adequate nutrition relevant to fatigue. Vitamin D has a conditional link in people with low status, and B12's smaller amount contributes little in the saved findings. Higher intake does not imply extra energy once needs are met.

How this product is rated for Energy

Ingredient fit56

Only part of the broad formula directly supports the assessed energy goal. Relevant quantities provide partial support, with smaller or unresolved amounts limiting the finding.
Goal fit
Only part of the broad formula directly supports the assessed energy goal.
Dose adequacy
Relevant quantities provide partial support, with smaller or unresolved amounts limiting the finding.

Pathways0

The saved findings show nutritional support without a separately covered direct energy pathway. The findings do not show substantial coverage across several distinct energy-related processes.
Depth
The saved findings show nutritional support without a separately covered direct energy pathway.
Breadth
The findings do not show substantial coverage across several distinct energy-related processes.

Evidence94

Vitamin D supplies the strongest evidence contribution in the saved findings, subject to the supplied nutritional or fatigue-specific limitations. Preparation support is incomplete for Iodine.
Evidence strength
Vitamin D supplies the strongest evidence contribution in the saved findings, subject to the supplied nutritional or fatigue-specific limitations.
Studied preparation
Preparation support is incomplete for Iodine.

Formulation logic100

No listed formulation conflict was matched in the saved findings. All ingredients counted in this finding meet the saved minimum amount benchmark.
Partner coverage
The relevant ingredients have no missing required partner in the saved findings.
Conflicts
No listed formulation conflict was matched in the saved findings.
Effective doses
All ingredients counted in this finding meet the saved minimum amount benchmark.
Study evidence
Iodine Adverse 3 studies
Magnesium Supportive 4 studies
Thiamin Disputed 12 studies
Vitamin D Supportive 32 studies

Ingredients

IngredientAmount per servingScore
Vitamin A (Beta-Carotene)
1500 mcg
Vitamin C (Ascorbic Acid)
120 mg
Vitamin D3 (Cholecalciferol)
20 mcg
Vitamin E (DL-Alpha-Tocopheryl Acetate)
27 mg
Vitamin K (Phytonadione)
80 mcg 42
Thiamine (Thiamine Mononitrate)
4.5 mg
Riboflavin
3.4 mg
Niacin (Niacinamide)
30 mg 62
Vitamin B6 (Pyridoxine Hydrochloride)
6 mg
Folate
667 mcg DFE
Vitamin B12 (Cyanocobalamin)
100 mcg
Biotin (D-Biotin)
300 mcg 66
Pantothenic Acid (D-Calcium Pantothenate)
15 mg
Calcium (Calcium Carbonate)
200 mg
Iodine (Potassium Iodine)
150 mcg 84
Magnesium (Magnesium Oxide)
100 mg
Zinc (Zinc Oxide)
26.3 mg 63
Selenium (Sodium Selenite)
122.5 mcg 60
Copper (Copper Sulfate)
2 mg 71
Manganese (Manganese Sulfate)
4 mg 76
Molybdenum (Sodium Molybdate)
75 mcg 74
Fruit & Vegetable Blend
100 mg
Lycopene
600 mcg
Lutein
300 mcg
Boron (Boron Amino Acid Chelate)
150 mcg
Men 50+ Gluten Free
Report overview
C Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
Each serving supplies 150 mcg of iodine, an amount aligned with the evaluation’s daily-support criterion. The iodine’s chemical form remains unresolved, and a whole-product serving costs about $0.16.
How this ingredient is rated

Active Ingredient Quality & Bioavailability61

The saved facts do not establish the iodine’s chemical form, so the form cannot be compared confidently. No marine source is recorded, so marine-specific sourcing is not assessed.
Iodine Form & Bioavailability
The saved facts do not establish the iodine’s chemical form, so the form cannot be compared confidently.
Marine Source Purity & Sourcing
No marine source is recorded, so the marine-specific check does not apply; this does not establish that contaminants are absent.

Dose, Safety & Label Transparency100

The label records 150 mcg of iodine per serving, an amount aligned with the evaluation’s daily-support criterion. The general safety check flags no excess.
Dosage Efficacy for Daily Support
The 150 mcg serving aligns with the evaluation’s daily-support criterion.
Dosage Safety & Upper Limits
The evaluation flags no excess for the 150 mcg serving under its general safety check.
Elemental Iodine Transparency
The saved facts record 150 mcg of iodine per serving, while its chemical form remains unresolved.

Value100

A whole-product serving costs about $0.16.
Price Per Effective Serving
A whole-product serving costs about $0.16.
C- Active Ingredient Quality & BioavailabilityC+ Dose, Safety & Label TransparencyC Value
A serving provides 30 mg of niacin as niacinamide. For the stated heart-health goal, niacinamide does not have the specific lipid effects associated with nicotinic acid.
How this ingredient is rated

Active Ingredient Quality & Bioavailability57

Niacinamide is a standard vitamin B3 form, but it lacks the specific lipid effects of nicotinic acid considered for the stated cardiovascular goal.
Niacin Form & Goal Alignment
For the stated cardiovascular goal, niacinamide lacks the specific lipid effects associated with nicotinic acid.
Precursor Source Quality
Niacinamide is a standard form of vitamin B3; no advanced NAD+ claim is established in the saved facts.

Dose, Safety & Label Transparency67

The serving provides 30 mg niacin as niacinamide, a form generally less associated with flushing.
Clarity of Chemical Form
The vitamin B3 form is identified as niacinamide.
Form-Specific Dosage Efficacy
Each serving provides 30 mg niacin as niacinamide.
Flush Risk & Safety Labeling
Niacinamide is generally less associated with niacin flushing; no specific no-flush claim is established in the saved facts.

Value60

A whole-product serving costs about $0.16.
Price Per Effective Serving
A whole-product serving costs about $0.16.
D- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
Each serving provides 4 mg of manganese from manganese sulfate. The labeled serving is 1 tablet.
How this ingredient is rated

Active Ingredient Quality & Bioavailability40

The manganese source is manganese sulfate.
Manganese Chemical Form
The manganese source is manganese sulfate.

Dose, Safety & Label Transparency100

The labeled serving declares 4 mg of elemental manganese. One serving is below the adult upper limit used in the evaluation; total intake from other sources is not included.
Manganese Dosage Efficacy & Safety
A serving provides 4 mg of manganese and does not exceed the adult upper limit used in the evaluation on its own.
Elemental Weight Disclosure
The labeled serving declares 4 mg of elemental manganese.

Value100

The whole-product serving costs about $0.16.
Price per Serving vs. Median
The whole-product serving costs about $0.16.
Report alternatives

Sources

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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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 Fitness forMagnesium
  6. Red blood cell magnesium and chronic fatigue syndrome.
    Cox IM; Campbell MJ; Dowson D · Lancet (London, England) · 1991
    Randomized trial32 participantsEnergy forMagnesium
  7. Exercise, magnesium and immune function.
    Laires MJ; Monteiro C · Magnesium research · 2008
    Narrative reviewEnergy forMagnesium
  8. Physicochemical properties of and volatile compounds in riboflavin fortified cloudy apple juice; study of its effect on job fatigue among Egyptian construction workers.
    Fouad S; Ibrahim GE; Hussein AMS; Ibrahim FA; El Gendy A · Heliyon · 2021
    Non-randomized trialEnergy forRiboflavin
  9. Vitamin B status in patients with chronic fatigue syndrome.
    Heap LC; Peters TJ; Wessely S · Journal of the Royal Society of Medicine · 1999
    Case-control study30 participantsEnergy forRiboflavin
  10. B-vitamins, related vitamers, and metabolites in patients with quiescent inflammatory bowel disease and chronic fatigue treated with high dose oral thiamine.
    Bager P; Hvas CL; Hansen MM; Ueland P; Dahlerup JF · Molecular medicine (Cambridge, Mass.) · 2023
    Observational studyEnergy forRiboflavin
  11. Metabolic features of chronic fatigue syndrome.
    Naviaux RK; Naviaux JC; Li K; Bright AT; Alaynick WA; Wang L; Baxter A; Nathan N; Anderson W; Gordon E · Proceedings of the National Academy of Sciences of the United States of America · 2024
    Case-control study84 participantsEnergy forRiboflavin
  12. Effectiveness of Riboflavin in Inherited Metabolic Diseases: A Systematic Review
    Bregje Jaeger, Nina N Stolwijk, Femke Aaldering, Charlotte A Ruys, Marije Smits, Nicole I Wolf, Carla E M Hollak, Annet M Bosch · Journal of Inherited Metabolic Disease · 2026
    Systematic review381 studies pooledEnergy Metabolism Support forRiboflavin
  13. Influence of thiamin supplementation on the health and general well-being of an elderly Irish population with marginal thiamin deficiency.
    Smidt LJ; Cremin FM; Grivetti LE; Clifford AJ · Journal of gerontology · 1991
    Randomized trial80 participantsEnergy forThiamin
  14. Randomised clinical trial: high-dose oral thiamine versus placebo for chronic fatigue in patients with quiescent inflammatory bowel disease.
    Bager P; Hvas CL; Rud CL; Dahlerup JF · Alimentary pharmacology & therapeutics · 2021
    Randomized trial40 participantsEnergy forThiamin
  15. Dietary reference values for thiamin.
    EFSA Panel on Dietetic Products, Nutrition and Allergies (NDA); Turck D; Bresson JL; Burlingame B; Dean T; Fairweather-Tait S; Heinonen M; Hirsch-Ernst KI; Mangelsdorf I; McArdle HJ; Naska A; Nowicka G; Pentieva K; Sanz Y; Siani A; Sjödin A; Stern M; Tomé D; Van Loveren H; Vinceti M; Willatts P; Lamberg-Allardt C; Przyrembel H; Tetens I; Gudelj Rakic J; Ioannidou S; de Sesmaisons-Lecarré A; Forss AC; Neuhäuser-Berthold M · EFSA journal. European Food Safety Authority · 2026
    Guideline / consensusEnergy forThiamin
  16. Effects of thiamine supplementation on exercise-induced fatigue.
    Suzuki M; Itokawa Y · Metabolic brain disease · 1996
    Randomized trial16 participantsEnergy forThiamin
  17. Long-term maintenance treatment with 300 mg thiamine for fatigue in patients with inflammatory bowel disease: results from an open-label extension of the TARIF study.
    Bager P; Hvas CL; Rud CL; Dahlerup JF · Scandinavian journal of gastroenterology · 2022
    Randomized trialEnergy forThiamin
  18. A new perspective on vitamin B12 deficiency in rheumatology: a case-based review.
    Dułak NA; Rytlewska M; Jaskólska M; Chmielewski M · Rheumatology international · 2024
    Case series3 participantsEnergy forVitamin B12
  19. Effects of Vitamin B12 Supplementation on Cognitive Function, Depressive Symptoms, and Fatigue: A Systematic Review, Meta-Analysis, and Meta-Regression.
    Markun S; Gravestock I; Jäger L; Rosemann T; Pichierri G; Burgstaller JM · Nutrients · 2021
    Meta-analysis6,276 participants16 studies pooledEnergy forVitamin B12
  20. Patients' experiences with methylcobalamin injections in amyotrophic lateral sclerosis.
    Zubair AS; Saab L; Scharer K; Khokhar B · Brain circulation · 2024
    Qualitative study5 participantsEnergy forVitamin B12