Vitamins Only

Vitamins Only

Solgar4.7 (782 ratings)
Format:Capsule Quantity: 90 Capsule(s) · 90 servings
Goals

Product analysis

61 out of 100

Vitamins Only provides B vitamins and vitamin C that support the normal use of food for energy and may help with tiredness when intake is low. Extra benefit depends on whether your diet already meets your needs.

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

Nutrient Quality50

Some B-vitamin forms are clearly identified, while several other forms remain unclear. Choline has a moderate form profile, and the available information does not establish the quality of every vitamin.

Ingredient Transparency72

All ingredient amounts and most forms are disclosed. Some forms and mixture proportions are missing, limiting a complete comparison.

Value For Money54

Vitamin B6 and riboflavin appear inexpensive at the serving price, while choline offers weaker value. Other nutrient comparisons are mixed or unavailable.

Customer Satisfaction80

Feedback is favorable across hundreds of ratings. That provides a broader picture of buyer satisfaction.

Product Focus57

The formula mainly supports normal nutrient functions involved in energy use. Those roles do not imply an energy boost or faster metabolism when nutritional needs are already met.

Format
Capsule
Container
90 Capsule(s)
Per serving
$0.22
Customer rating
4.7 · 782 ratings
Report analysis

Goals

Impact
High effect
C+ Ingredient FitF PathwaysA+ EvidenceA+ Formulation Logic
Biotin · 50 mcgNiacin · 50 mgVitamin B12 · 50 mcgRiboflavin · 50 mgThiamin · 50 mgVitamin B5 · 50 mcgVitamin B6 · 50 mgVitamin D · 10 mcg
Study evidence
Biotin Supportive 5 studies
Niacin Supportive 17 studies
Thiamin Supportive 11 studies
Vitamin B6 Supportive 16 studies
Vitamin D Supportive 65 studies
Impact
High effect
B Ingredient FitF PathwaysB EvidenceA+ Formulation Logic
Vitamin D · 10 mcgVitamin B5 · 50 mcgRiboflavin · 50 mgThiamin · 50 mgVitamin B12 · 50 mcg
Study evidence
Thiamin Disputed 12 studies
Vitamin D Supportive 32 studies

Ingredients

IngredientAmount per servingScore
Vitamin A (Beta-Carotene, Vitamin A Palmitate)
1531 mcg
Vitamin C (L-Ascorbic Acid)
250 mg
Vitamin D (Cholecalciferol)
10 mcg
Vitamin E (D-Alpha-Tocopheryl Acid Succinate)
100 mg
Thiamine (Thiamine Mononitrate)
50 mg 76
Riboflavin
50 mg 72
Niacin (Niacinamide)
50 mg 73
Vitamin B6 (Pyridoxine Hydrochloride)
50 mg 75
Folate
666 mcg DFE
Vitamin B12 (Cobalamin)
50 mcg
Biotin
50 mcg
Pantothenic Acid (D-Calcium Pantothenate)
50 mcg
Choline (Choline Bitartrate)
21 mg 50
Inositol
50 mg
Mixed Carotenoids (Alpha-Carotene, Beta-Carotene, Cryptoxanthin, Lutein, Zeaxanthin)
29 mcg
Gluten Free Adults 18–50 Kosher Dairy Free Sugar Free
Report overview
A- Active Ingredient Quality & BioavailabilityC+ Dose, Safety & Label TransparencyC Value
A serving provides 50 mg of niacin. The cost per serving is moderate; the price covers the whole product. The niacin is Niacinamide.
How this ingredient is rated

Active Ingredient Quality & Bioavailability86

The niacin is Niacinamide. Niacinamide is a form used for general niacin support.
Niacin Form & Goal Alignment
Niacinamide is a form used for general niacin support.
Precursor Source Quality
Niacinamide is a standard form of niacin.

Dose, Safety & Label Transparency67

A serving provides 50 mg of niacin. No explicit no-flush claim is recorded.
Clarity of Chemical Form
The niacin is Niacinamide.
Form-Specific Dosage Efficacy
A serving provides 50 mg of niacin.
Flush Risk & Safety Labeling
No explicit no-flush claim is recorded.

Value60

The cost per serving is moderate; the price covers the whole product.
Price Per Effective Serving
The cost per serving is moderate; the price covers the whole product.
A+ Ingredient Form & Label QualityF Dose, Safety & Label TransparencyA+ Value
Each serving provides 50 mg of B6, with a low cost per amount. The source is Pyridoxine Hydrochloride. That serving exceeds the European adult upper limit of 12 mg per day.
How this ingredient is rated

Ingredient Form & Label Quality100

The source is Pyridoxine Hydrochloride. No artificial colors, titanium dioxide, hydrogenated oils or talc are indicated; other excipients may still be present.
Vitamin B6 Form Identification
The source is Pyridoxine Hydrochloride.
Clean Label and Excipient Purity
No artificial colors, titanium dioxide, hydrogenated oils or talc are indicated; other excipients may still be present.

Dose, Safety & Label Transparency37

Each serving provides 50 mg of vitamin B6. That single serving exceeds the European adult upper limit of 12 mg per day; total intake may be higher. The label names the B6 source.
Vitamin B6 Dose & Safety Policy
Each serving provides 50 mg of vitamin B6. That single serving exceeds the European adult upper limit of 12 mg per day; total intake may be higher.
Label Transparency
The label names the B6 source.

Value100

The cost per amount of B6 is low; the whole-product price may overstate the cost of B6 alone.
Vitamin B6 Price Efficiency
The cost per amount of B6 is low; the whole-product price may overstate the cost of B6 alone.
B- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyD- Value
Each serving provides 50 mg of thiamin, a substantial amount, and the cost for that amount is high. It uses Thiamine Mononitrate, a standard water-soluble form.
How this ingredient is rated

Active Ingredient Quality & Bioavailability70

It uses Thiamine Mononitrate, a standard water-soluble form. No flagged sweeteners or artificial colors are indicated; other excipients may still be present.
Thiamin Chemical Form
It uses Thiamine Mononitrate, a standard water-soluble form.
Excipient Purity
No flagged sweeteners or artificial colors are indicated; other excipients may still be present.

Dose, Safety & Label Transparency100

The label states 50 mg of thiamin per serving, a substantial amount.
Thiamin Dosage Potency
Each serving provides 50 mg of thiamin, a substantial amount.
Label Transparency & Proprietary Blends
The label states both the thiamin amount and its source.

Value40

The cost is high for the declared thiamin amount; the whole-product price may overstate the cost of thiamin alone.
Price per Declared Dose
The cost is high for the declared thiamin amount; the whole-product price may overstate the cost of thiamin alone.
Report alternatives

Sources

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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. Effects of thiamine supplementation on exercise-induced fatigue.
    Suzuki M; Itokawa Y · Metabolic brain disease · 1996
    Randomized trial16 participantsEnergy forThiamin
  10. 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
  11. 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
  12. 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
  13. 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
  14. Cobalamin deficiency: clinical picture and radiological findings.
    Briani C; Dalla Torre C; Citton V; Manara R; Pompanin S; Binotto G; Adami F · Nutrients · 2014
    Narrative reviewEnergy forVitamin B12
  15. Vitamin B12 Deficiency: Common Questions and Answers.
    Patel H; McGuirk R · American family physician · 2025
    Narrative reviewEnergy forVitamin B12
  16. Effect of Vitamin D Supplementation on Fatigue in Multiple Sclerosis: A Systematic Review and Meta-Analysis.
    López-Muñoz P; Torres-Costoso AI; Fernández-Rodríguez R; Guzmán-Pavón MJ; de Arenas-Arroyo SN; Basco-López JÁ; Reina-Gutiérrez S · Nutrients · 2023
    Meta-analysis345 participants5 studies pooledEnergy forVitamin D
  17. Vitamin D Supplementation in Adolescents and Young Adults With Juvenile Systemic Lupus Erythematosus for Improvement in Disease Activity and Fatigue Scores: A Randomized, Double-Blind, Placebo-Controlled Trial.
    Lima GL; Paupitz J; Aikawa NE; Takayama L; Bonfa E; Pereira RM · Arthritis care & research · 2016
    Randomized trial40 participantsEnergy forVitamin D
  18. Vitamin D in Myalgic Encephalomyelitis/Chronic Fatigue Syndrome After COVID-19 or Vaccination: A Randomized Controlled Trial.
    Kodama S; Nakata M; Konishi N; Yoshino M; Fujisawa A; Naganuma M; Kobayashi Y; Hirai Y; Kitagawa A; Miyokawa M; Mishima R; Teramukai S; Fukushima M · Nutrients · 2026
    Randomized trial91 participantsEnergy forVitamin D
  19. The effects of vitamin D supplementation on disease activity and fatigue in Libyan rheumatoid arthritis patients.
    Elfituri S · Reumatologia · 2024
    Randomized trial68 participantsEnergy forVitamin D
  20. The effect of home-based aerobic training and vitamin D supplementation on fatigue and quality of life in patients with multiple sclerosis during COVID-19 outbreak.
    Bahmani E; Hoseini R; Amiri E · Science & sports · 2022
    Randomized trial40 participantsEnergy forVitamin D