Once Daily Adult 50+ Multivitamin

Once Daily Adult 50+ Multivitamin

Solaray4.8 (1,504 ratings)
Format:Capsule Quantity: 90 VegCap(s) · 90 servings
Goals

Product analysis

50 out of 100

Once Daily Adult 50+ Multivitamin provides broad nutritional support for normal metabolism and immune function, especially when intake is low. Its undisclosed blends make it harder to check the complete formula.

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

Nutrient Quality39

Iodine has a favorable form comparison, and the niacin form is clearly identified. Several other mineral forms remain difficult to judge, while unnamed blend components add uncertainty.

Ingredient Transparency73

Declared amounts and mostly named forms help with serving comparisons. The vitamin mixtures and additional blends lack complete breakdowns.

Value For Money49

Several mineral-based comparisons indicate favorable serving costs. Value for much of the broader formula remains uncertain, so those comparisons do not establish the value of every added ingredient.

Customer Satisfaction85

Customer ratings indicate very high satisfaction. More than a thousand reviews give breadth to that positive feedback.

Product Focus9

The broad nutrient mix is most relevant to filling gaps that affect normal metabolism and immune function. Its additional proposed uses do not establish extra energy, hair improvement or weight loss when intake is adequate.

Format
Capsule
Container
90 VegCap(s)
Per serving
$0.23
Customer rating
4.8 · 1,504 ratings
Report analysis

Goals

Immunity
Impact
Highest effect
C- Ingredient FitA+ PathwaysA+ EvidenceA+ Formulation Logic
Magnesium · 10 mgVitamin C · 100 mgZinc · 15 mgVitamin A · 1500 mcg RAEVitamin D · 50 mcgSelenium · 100 mcg
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
Highest effect
B- Ingredient FitA+ PathwaysB+ EvidenceA+ Formulation Logic
Vitamin B12 · 100 mcgVitamin D · 50 mcgMagnesium · 10 mgVitamin K · 25 mcgSelenium · 100 mcgZinc · 15 mgVitamin C · 100 mg
Study evidence
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
Impact
Moderate effect
C- Ingredient FitF PathwaysA EvidenceA+ Formulation Logic
Iodine · 150 mcgVitamin D · 50 mcgVitamin B5 · 0.9 mgMagnesium · 10 mgRiboflavin · 5 mgThiamin · 5 mgVitamin B12 · 100 mcgPotassium · 5 mgCoenzyme Q-10 · 20 mg
Study evidence
Iodine Adverse 3 studies
Magnesium Supportive 4 studies
Potassium Supportive 2 studies
Thiamin Disputed 12 studies
Vitamin D Supportive 32 studies
Impact
Moderate effect
C Ingredient FitF PathwaysA+ EvidenceA+ Formulation Logic
Biotin · 300 mcgNiacin · 30 mgVitamin B12 · 100 mcgRiboflavin · 5 mgThiamin · 5 mgVitamin B5 · 0.9 mgVitamin B6 · 5 mgVitamin D · 50 mcgZinc · 15 mgMagnesium · 10 mgCoenzyme Q-10 · 20 mg
Study evidence
Biotin Supportive 5 studies
Chromium Supportive 47 studies
Iodine Mixed 17 studies
Magnesium Supportive 61 studies
Niacin Supportive 17 studies
Selenium Mixed 28 studies
Thiamin Supportive 11 studies
Vitamin B6 Supportive 16 studies
Vitamin D Supportive 65 studies
Zinc Supportive 12 studies
Impact
High effect
D Ingredient FitC PathwaysB+ EvidenceA+ Formulation Logic
Vitamin B12 · 100 mcgVitamin B6 · 5 mgMolybdenum · 75 mcgSelenium · 100 mcgMagnesium · 10 mgVitamin E · 40 mgZinc · 15 mgVitamin C · 100 mgCholine · 7.8 mgRiboflavin · 5 mg
Study evidence
Choline Supportive 6 studies
Magnesium Supportive 19 studies
Selenium Supportive 10 studies
Vitamin C Supportive 9 studies
Vitamin E Supportive 23 studies
Zinc Supportive 30 studies
Hair Health
Impact
High effect
C- Ingredient FitC- PathwaysA+ EvidenceA+ Formulation Logic
Biotin · 300 mcgVitamin D · 50 mcgZinc · 15 mgVitamin C · 100 mg
Study evidence
Biotin Supportive 4 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
Weight Loss
Impact
Moderate effect
D+ Ingredient FitF PathwaysB EvidenceA+ Formulation Logic
Iodine · 150 mcgVitamin D · 50 mcgMagnesium · 10 mgSelenium · 100 mcgZinc · 15 mg
Study evidence
Chromium No effect 24 studies
Iodine Adverse 3 studies
Magnesium Supportive 17 studies
Selenium Mixed 9 studies
Vitamin D Disputed 80 studies
Zinc Disputed 32 studies

Ingredients

IngredientAmount per servingScore
Vitamin A (Beta-Carotene, Retinyl Palmitate)
1500 mcg RAE
Vitamin C (Acerola Cherry, Ascorbic Acid, Rosehips)
100 mg
Vitamin D (Cholecalciferol, Vitamin D3)
50 mcg
Vitamin E (D-Alpha-Tocopheryl Succinate)
40 mg
Thiamine (Thiamine Mononitrate)
5 mg
Riboflavin
5 mg
Niacin (Niacinamide)
30 mg 62
Vitamin B6 (Pyridoxal 5-Phosphate)
5 mg
Vitamin B12 (Methylcobalamin)
100 mcg
Biotin
300 mcg 59
Pantothenic Acid (Calcium D-Pantothenate)
0.9 mg
Choline (Choline Bitartrate)
7.8 mg
Calcium (Calcium Asporotate)
20 mg
Iodine (Potassium Iodide)
150 mcg 100
Magnesium (Magnesium Asporotate)
10 mg
Zinc (Zinc Asporotate)
15 mg
Selenium (Selenomethionine)
100 mcg 68
Manganese (Manganese Asporotate)
2 mg 54
Chromium (Chromium Asporotate)
200 mcg 49
Molybdenum (Molybdenum Asporotate)
75 mcg 51
Potassium (Potassium Asporotate)
5 mg
Inositol
20 mg
Alpha Lipoic Acid
20 mg
Coenzyme Q10
20 mg 40
Lutein (Marigold Flower Extract)
6 mg
Hyaluronic Acid
5 mg
Zeaxanthin (Aztec Marigold flower extract)
260 mcg
Astaxanthin (Haematococcus pluvialis extract)
100 mcg
Vitamin K2 (Menaquinone-7)
25 mcg
Proprietary Enzyme Blend
50 mg
Herb & Food Base
126 mg
Seniors 50+
Report overview
A+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
A serving provides 150 mcg of iodine at a low cost per serving. It uses Potassium Iodide.
How this ingredient is rated

Active Ingredient Quality & Bioavailability100

It uses Potassium Iodide. No marine source is indicated, so seaweed-specific purity concerns do not apply.
Iodine Form & Bioavailability
It uses Potassium Iodide.
Marine Source Purity & Sourcing
No marine source is indicated, so seaweed-specific purity concerns do not apply.

Dose, Safety & Label Transparency100

A serving supplies 150 mcg of iodine. The iodine amount is stated.
Dosage Efficacy for Daily Support
A serving supplies 150 mcg of iodine.
Dosage Safety & Upper Limits
The amount is below the 1,100 mcg reference upper limit.
Elemental Iodine Transparency
The iodine amount is stated.

Value100

The cost per serving is low.
Price Per Effective Serving
The cost per serving is low.
F Active Ingredient Quality & BioavailabilityA- Dose, Safety & Label TransparencyA+ Value
A serving provides 2 mg of manganese. The cost per serving is low. The manganese chemical form is unknown.
How this ingredient is rated

Active Ingredient Quality & Bioavailability0

The manganese chemical form is unknown.
Manganese Chemical Form
The manganese chemical form is unknown.

Dose, Safety & Label Transparency86

A serving provides 2 mg of manganese. The amount is stated separately.
Manganese Dosage Efficacy & Safety
A serving provides 2 mg of manganese.
Elemental Weight Disclosure
The manganese amount is stated separately.

Value100

The cost per serving is low.
Price per Serving vs. Median
The cost per serving is low.
C- Active Ingredient Quality & BioavailabilityC+ Dose, Safety & Label TransparencyC Value
The serving provides 30 mg of niacin. The cost per serving is moderate. Niacinamide is the stated form. Niacinamide does not have nicotinic acid’s specific effects on blood lipids.
How this ingredient is rated

Active Ingredient Quality & Bioavailability57

Niacinamide is the stated form. Niacinamide does not have nicotinic acid’s specific effects on blood lipids.
Niacin Form & Goal Alignment
Niacinamide does not have nicotinic acid’s specific effects on blood lipids.
Precursor Source Quality
The stated form is niacinamide, with no advanced cellular energy claim in the available details.

Dose, Safety & Label Transparency67

The serving provides 30 mg of niacin. Niacinamide is a non-flushing form; an explicit no-flush claim is not available.
Clarity of Chemical Form
The label identifies the form as niacinamide.
Form-Specific Dosage Efficacy
The serving provides 30 mg of niacin.
Flush Risk & Safety Labeling
Niacinamide is a non-flushing form; an explicit no-flush claim is not available.

Value60

The cost per serving is moderate.
Price Per Effective Serving
The cost per serving is moderate.
Report alternatives

Sources

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

  1. Effects of Coenzyme Q10 on Statin-Induced Myopathy: An Updated Meta-Analysis of Randomized Controlled Trials.
    Qu H; Guo M; Chai H; Wang WT; Gao ZY; Shi DZ · Journal of the American Heart Association · 2019
    Meta-analysis575 participants12 studies pooledEnergy forCoenzyme Q-10
  2. Coenzyme Q10 Supplementation in Athletes: A Systematic Review.
    Fernandes MSS; Fidelis DEDS; Aidar FJ; Badicu G; Greco G; Cataldi S; Santos GCJ; de Souza RF; Ardigò LP · Nutrients · 2026
    Systematic review16 studies pooledEnergy forCoenzyme Q-10
  3. Effectiveness of Coenzyme Q10 Supplementation for Reducing Fatigue: A Systematic Review and Meta-Analysis of Randomized Controlled Trials.
    Tsai IC; Hsu CW; Chang CH; Tseng PT; Chang KV · Frontiers in pharmacology · 2024
    Meta-analysis1,126 participants13 studies pooledEnergy forCoenzyme Q-10
  4. Antifatigue effects of coenzyme Q10 during physical fatigue.
    Mizuno K; Tanaka M; Nozaki S; Mizuma H; Ataka S; Tahara T; Sugino T; Shirai T; Kajimoto Y; Kuratsune H; Kajimoto O; Watanabe Y · Nutrition (Burbank, Los Angeles County, Calif.) · 2008
    Randomized trial17 participantsEnergy forCoenzyme Q-10
  5. Effect of coenzyme Q10 supplementation on fatigue: A systematic review of interventional studies.
    Mehrabani S; Askari G; Miraghajani M; Tavakoly R; Arab A · Complementary therapies in medicine · 2019
    Systematic review16 studies pooledEnergy forCoenzyme Q-10
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. Red blood cell magnesium and chronic fatigue syndrome.
    Cox IM; Campbell MJ; Dowson D · Lancet (London, England) · 1991
    Randomized trial32 participantsEnergy forMagnesium
  12. Exercise, magnesium and immune function.
    Laires MJ; Monteiro C · Magnesium research · 2008
    Narrative reviewEnergy forMagnesium
  13. [Efficacy of potassium N-acetylaminosuccinate (Cogitum) in the treatment of asthenic syndrome: results of double-blind placebo-controlled trial].
    Esin RG; Khayrullin IK; Esin OR; Fatykhova AF; Gismatullina EI; Isaeva YN · Zhurnal nevrologii i psikhiatrii imeni S.S. Korsakova · 2023
    Randomized trial37 participantsEnergy forPotassium
  14. Human resting energy expenditure in relation to dietary potassium.
    Dériaz O; Thériault G; Lavallée N; Fournier G; Nadeau A; Bouchard C · The American journal of clinical nutrition · 1991
    Randomized trial8 participantsEnergy forPotassium
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. 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