Masonatal

Masonatal

Mason Natural4.7 (429 ratings)
Format:Tablet Quantity: 100 Tablet(s) · 100 servings
Goals
$8.31 $0.08 per serving

Product analysis

56 out of 100

Masonatal offers a low-cost mix of vitamins and minerals with clear amounts that help you compare servings. Its zinc source is a weaker point in absorption quality.

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

Nutrient Quality38

Ingredient-form quality is mixed, with modest calcium quality and less favorable zinc quality. Most other named forms lack enough information for a firm comparison.

Ingredient Transparency97

All ingredient amounts and nearly all forms are stated for comparison. Folate is the exception because its form is unspecified.

Value For Money54

The low serving cost supports good value for calcium, iron and zinc. Most vitamins lack reliable separate cost comparisons, leaving the wider value less certain.

Customer Satisfaction76

Customer feedback is positive. Several hundred reviews provide a useful picture of buyer satisfaction.

Product Focus18

A specific health benefit cannot be established from the available information. The broad nutrient list alone does not show which of the proposed uses are well supported.

Format
Tablet
Container
100 Tablet(s)
Per serving
$0.08
Customer rating
4.7 · 429 ratings
Report analysis

Goals

Impact
Situational effect
D- Ingredient FitF PathwaysF EvidenceB Formulation Logic
Vitamin D · 10 mcgRiboflavin · 1.7 mgThiamin · 1.8 mgVitamin B12 · 8 mcgIron · 28 mg
Study evidence
Iron Supportive 74 studies
Thiamin Disputed 12 studies
Vitamin D Supportive 32 studies
Everyday Health
Impact
Situational effect
D+ Ingredient FitF PathwaysF EvidenceB Formulation Logic
Folate · 1333 mcg DFEVitamin B12 · 8 mcgVitamin D · 10 mcgZinc · 25 mgVitamin C · 120 mg
Study evidence
Folate Supportive 80 studies
Vitamin C Supportive 56 studies
Vitamin D Supportive 115 studies
Zinc Supportive 60 studies
Immunity
Impact
Situational effect
D- Ingredient FitF PathwaysF EvidenceB Formulation Logic
Vitamin C · 120 mgZinc · 25 mgVitamin A · 600 mcg RAEVitamin D · 10 mcg
Study evidence
Iron Supportive 23 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
Hair Health
Impact
Situational effect
D Ingredient FitF PathwaysF EvidenceB Formulation Logic
Vitamin D · 10 mcgZinc · 25 mgIron · 28 mgVitamin C · 120 mg
Study evidence
Folate Mixed 15 studies
Iron Disputed 25 studies
Niacin Disputed 2 studies
Vitamin A Disputed 13 studies
Vitamin D Disputed 34 studies
Vitamin E No effect 3 studies
Zinc Supportive 22 studies
Skin Health
Impact
Situational effect
F Ingredient FitF PathwaysF EvidenceB Formulation Logic
Zinc · 25 mgVitamin C · 120 mgVitamin E · 13.5 mg
Study evidence
Niacin Supportive 61 studies
Vitamin A Supportive 106 studies
Vitamin C Supportive 53 studies
Vitamin E Supportive 38 studies
Zinc Supportive 66 studies
Testosterone Support
Impact
Situational effect
F Ingredient FitF PathwaysF EvidenceB Formulation Logic
Zinc · 25 mgVitamin D · 10 mcg
Study evidence
Vitamin D Supportive 56 studies
Vitamin E Disputed 3 studies
Zinc Disputed 7 studies

Ingredients

IngredientAmount per servingScore
Vitamin A (Beta-Carotene)
600 mcg RAE
Vitamin C (Ascorbic Acid)
120 mg
Vitamin D3 (Cholecalciferol)
10 mcg
Vitamin E (DL-Alpha-Tocopheryl Acetate)
13.5 mg
Vitamin B1 (Thiamine Mononitrate)
1.8 mg
Vitamin B2 (Riboflavin)
1.7 mg
Niacin (Niacinamide)
20 mg NE
Vitamin B6 (Pyridoxine Hydrochloride)
2.6 mg
Folate
1333 mcg DFE
Vitamin B12 (Cyanocobalamin)
8 mcg
Calcium (Calcium Carbonate)
244 mg 63
Iron (Ferrous Fumarate)
28 mg 73
Zinc (Zinc Oxide)
25 mg 55
Gluten Free Adults 18–50 Pregnant
Report overview
C+ Active Ingredient Quality & BioavailabilityD- Dose, Safety & Label TransparencyA+ Value
The serving supplies 244 mg of calcium. An artificial additive is recorded among the other ingredients.
How this ingredient is rated

Active Ingredient Quality & Bioavailability65

The calcium amount and its source, calcium carbonate, are identified.
Calcium Form & Absorption Potential
The recorded source is calcium carbonate.
Elemental Calcium Transparency
The stated 244 mg is the calcium amount per serving, rather than a source-compound weight.

Dose, Safety & Label Transparency42

The serving provides 244 mg of calcium. An artificial additive is recorded among the other ingredients.
Absorption-Optimized Serving Dose
The serving supplies 244 mg of calcium.
Formulation Purity & Additives
An artificial additive is recorded among the other ingredients.

Value100

A whole-product serving costs about $0.08 and supplies 244 mg of calcium.
Price Per Serving Efficiency
A whole-product serving costs about $0.08 and supplies 244 mg of calcium.
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
A serving provides 28 mg of iron. Zinc is also present and may compete with iron for absorption.
How this ingredient is rated

Active Ingredient Quality & Bioavailability31

The listed iron form is ferrous fumarate. Zinc is also present, which the evaluation flags as a possible competitor for iron absorption.
Iron Chemical Form & Bioavailability
The listed iron form is ferrous fumarate.
Absorption Support & Blocker Avoidance
Zinc is also present, which the evaluation flags as a possible competitor for iron absorption.

Dose, Safety & Label Transparency100

A serving provides 28 mg of iron. The iron amount is specified.
Elemental Iron Label Clarity
The iron amount is specified as 28 mg per serving.
Dosage Effectiveness & Safety Range
A serving provides 28 mg of iron.

Value100

A whole-product serving costs about $0.08 and provides 28 mg of iron.
Price per Effective Serving
A whole-product serving costs about $0.08 and provides 28 mg of iron.
F Active Ingredient Quality & BioavailabilityC+ Dose, Safety & Label TransparencyA+ Value
Each serving provides 25 mg of zinc as zinc oxide. A whole-product serving costs about $0.08, covering the full product rather than zinc alone.
How this ingredient is rated

Active Ingredient Quality & Bioavailability20

The identified zinc source is zinc oxide.
Zinc Form Bioavailability
The zinc source is identified as zinc oxide.

Dose, Safety & Label Transparency67

The serving lists 25 mg of zinc; the saved information does not establish a copper amount.
Elemental Dose Transparency
The serving lists 25 mg of elemental zinc and identifies the source as zinc oxide.
Zinc Dosage Safety & Effectiveness
The serving lists 25 mg of zinc, assessed per serving.
Zinc-to-Copper Mineral Balance
The copper amount is unknown in the saved information, so a zinc-to-copper ratio cannot be determined; unknown does not mean zero.

Value100

A whole-product serving costs about $0.08; the price covers the entire product, not zinc alone.
Price Per Serving Efficiency
The listed price is about $0.08 per whole-product serving.
Report alternatives

Sources

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

  1. 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
  2. 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
  3. 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
  4. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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 forRiboflavin
  11. 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
  12. 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
  13. 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
  14. Effects of thiamine supplementation on exercise-induced fatigue.
    Suzuki M; Itokawa Y · Metabolic brain disease · 1996
    Randomized trial16 participantsEnergy forThiamin
  15. 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
  16. 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
  17. 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
  18. 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
  19. 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
  20. Vitamin B12 Deficiency: Common Questions and Answers.
    Patel H; McGuirk R · American family physician · 2025
    Narrative reviewEnergy forVitamin B12