Ultra B-100 Complex

Ultra B-100 Complex

Mason Natural4.8 (114 ratings)
Format:Tablet Quantity: 100 Tablet(s) · 100 servings
Goals
$11.84 $0.11 per serving

Product analysis

51 out of 100

Ultra B-100 Complex combines a broad range of B vitamins and related ingredients in one formula. Several unspecified forms and an unidentified blend make the full contents harder to compare.

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

Nutrient Quality42

Ingredient quality is uneven, with clearly identified vitamin B6 and favorable thiamin and B5 forms. Several other forms and blend components are unclear, while riboflavin is a weaker quality point.

Ingredient Transparency68

Declared ingredient amounts are listed, but several forms are missing. The blend’s unidentified components leave its individual contributions unclear.

Value For Money52

Riboflavin and vitamin B6 offer strong value, with thiamin also comparing favorably. Vitamin B5 is relatively costly, while value for several other ingredients remains uncertain.

Customer Satisfaction74

Customer ratings are very positive across a modest review base. The feedback offers some perspective on satisfaction without establishing health benefits.

Product Focus20

The formula covers many B vitamins and related ingredients. Its breadth does not establish cardiovascular support, especially with unclear amounts per serving.

Format
Tablet
Container
100 Tablet(s)
Per serving
$0.11
Customer rating
4.8 · 114 ratings
Report analysis

Goals

Impact
Situational effect
D- Ingredient FitF PathwaysF EvidenceB Formulation Logic
Vitamin B5 · 100 mgRiboflavin · 100 mgThiamin · 100 mgVitamin B12 · 100 mcg
Study evidence
Thiamin Disputed 12 studies
Impact
Situational effect
D- Ingredient FitF PathwaysF EvidenceB Formulation Logic
Biotin · 100 mcgNiacin · 100 mg NEVitamin B12 · 100 mcgRiboflavin · 100 mgThiamin · 100 mgVitamin B5 · 100 mgVitamin B6 · 100 mg
Study evidence
Biotin Supportive 5 studies
Niacin Supportive 17 studies
Thiamin Supportive 11 studies
Vitamin B6 Supportive 16 studies
Impact
Situational effect
D Ingredient FitF PathwaysF EvidenceB Formulation Logic
Folate · 667 mcg DFEVitamin B12 · 100 mcg
Study evidence
Folate Supportive 80 studies

Ingredients

IngredientAmount per servingScore
Vitamin B1 (Thiamine Hydrochloride)
100 mg 82
Vitamin B2 (Riboflavin)
100 mg 72
Niacin (Niacinamide)
100 mg NE
Vitamin B6 (Pyridoxine Hydrochloride)
100 mg 72
Folate
667 mcg DFE
Vitamin B12 (Cyanocobalamin)
100 mcg 21
Biotin
100 mcg
Pantothenic Acid (Calcium Pantothenate)
100 mg 70
Choline (Choline Bitartrate)
100 mcg
Calcium (Calcium Phosphate)
77 mg
Inositol
100 mcg
Para-Aminobenzoic Acid
100 mcg
Natural Food Base
100 mg
Gluten Free Adults 18–50
Report overview
B- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB- Value
A serving provides 100 mg of thiamin as thiamine hydrochloride. At the whole-product price, it works out to about $0.12 per 100 mg of thiamin.
How this ingredient is rated

Active Ingredient Quality & Bioavailability70

Thiamine hydrochloride is a standard water-soluble thiamin form. The evaluation did not flag the specified sweeteners or color-related additives.
Thiamin Chemical Form
The listed source is thiamine hydrochloride, a standard water-soluble form of thiamin.
Excipient Purity
No configured artificial sweeteners or color-related additives were flagged in the saved evaluation; other excipients may be present.

Dose, Safety & Label Transparency100

The label gives 100 mg of thiamin per serving and identifies its source.
Thiamin Dosage Potency
A serving provides 100 mg of thiamin.
Label Transparency & Proprietary Blends
The thiamin amount and its thiamine hydrochloride source are identified.

Value70

At the whole-product price, thiamin works out to about $0.12 per 100 mg; the price covers the entire product.
Price per Declared Dose
At the whole-product price, thiamin works out to about $0.12 per 100 mg; the price covers the entire product.
Riboflavin · 100 mg OverallScore72
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
A serving lists 100 mg of riboflavin. The whole-product serving costs about $0.12.
How this ingredient is rated

Active Ingredient Quality & Bioavailability30

The ingredient is listed simply as riboflavin.
Riboflavin Form Quality
Riboflavin is the named form in the saved details.

Dose, Safety & Label Transparency100

The amount of riboflavin per serving is stated.
Dosage for Energy & Metabolism
The selected serving lists 100 mg of riboflavin.
R5P Elemental Yield Transparency
The serving amount is stated as riboflavin; the phosphate-salt yield question does not apply.
Additive Purity
No artificial dyes or synthetic sweeteners are flagged in the saved ingredient information.

Value100

The whole-product serving costs about $0.12.
Price per Serving Value
The selected whole-product serving is priced at about $0.12.
A Active Ingredient Quality & BioavailabilityB Dose, Safety & Label TransparencyF Value
Each serving supplies 100 mg of vitamin B5, with calcium Pantothenate as its source. Whole-product servings cost about $0.59 per 500 mg of B5, a high cost on this measure.
How this ingredient is rated

Active Ingredient Quality & Bioavailability90

Calcium Pantothenate is a stable, well-absorbed form of B5.
Vitamin B5 Chemical Form
Calcium Pantothenate is a stable, well-absorbed form of B5.

Dose, Safety & Label Transparency76

Each serving supplies 100 mg of B5, and the label names its source.
Dosage Potency and Efficacy
Each serving supplies 100 mg of vitamin B5.
Label Transparency & Source Clarity
The label gives the B5 amount and names calcium Pantothenate as its source.

Value20

Whole-product servings cost about $0.59 per 500 mg of B5, a high cost on this ingredient-based measure.
Price per 500mg Vitamin B5
Whole-product servings cost about $0.59 per 500 mg of B5, a high cost on this ingredient-based measure.
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. Intakes of Folate, Vitamin B6, and Vitamin B12 in Relation to All-Cause and Cause-Specific Mortality: A National Population-Based Cohort.
    Bo Y; Xu H; Zhang H; Zhang J; Wan Z; Zhao X; Yu Z · Nutrients · 2022
    Cohort study55,569 participantsEveryday Health forFolate
  17. The responsiveness of plasma homocysteine to small increases in dietary folic acid: a primary care study.
    Schorah CJ; Devitt H; Lucock M; Dowell AC · European journal of clinical nutrition · 1998
    Randomized trial119 participantsEveryday Health forFolate
  18. Associations of Serum Folate and Homocysteine Concentrations with All-Cause, Cardiovascular Disease, and Cancer Mortality in Men and Women in Korea: the Cardiovascular Disease Association Study.
    Song S; Song BM; Park HY · The Journal of nutrition · 2023
    Cohort study21,260 participantsEveryday Health forFolate
  19. The concept of folic acid supplementation and its role in prevention of neural tube defect among pregnant women: PRISMA.
    Seyoum Tola F · Medicine · 2024
    Systematic reviewEveryday Health forFolate
  20. Systematic review of adverse health outcomes associated with high serum or red blood cell folate concentrations.
    Colapinto CK; O'Connor DL; Sampson M; Williams B; Tremblay MS · Journal of public health (Oxford, England) · 2017
    Systematic review71,847 participants46 studies pooledEveryday Health forFolate