Women's Petites

Women's Petites

Bayer One A Day Women's4.7 (3,097 ratings)
Format:Tablet Quantity: 160 Tablet(s) · 80 servings
Goals
$12.94 $0.16 per serving

Product analysis

49 out of 100

Women's Petites combines vitamins and minerals with favorable value for several minerals. Most nutrient forms are not specified, making exact ingredient comparisons harder.

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

Nutrient Quality23

Most nutrient forms are unspecified, leaving their quality uncertain. The few named vitamin forms do not establish an advantage for the complete combination.

Ingredient Transparency68

Ingredient amounts are clearly listed, helping you compare servings. Some ingredient forms are named, while others remain unclear.

Value For Money49

Calcium, iron, iodine and copper offer favorable value. The calcium and copper comparisons are older, while value across most other nutrients remains uncertain.

Customer Satisfaction86

Customer feedback is generally positive. The number of reviews gives more context to satisfaction but does not establish effectiveness or safety.

Product Focus39

The nutrient combination has support across several intended goals, though benefits remain uncertain. None of its ingredients is confirmed to be unnecessary.

Format
Tablet
Container
160 Tablet(s)
Per serving
$0.16
Customer rating
4.7 · 3,097 ratings
Report analysis

Goals

Hair Health
Impact
Moderate effect
C- Ingredient FitF PathwaysA+ EvidenceA+ Formulation Logic
Biotin · 30 mcgVitamin D · 25 mcgZinc · 8 mgIron · 18 mgVitamin C · 84 mg
Study evidence
Biotin Supportive 4 studies
Copper Adverse 4 studies
Folate Mixed 15 studies
Iodine No effect 1 study
Iron Disputed 25 studies
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 · 25 mcgVitamin B5 · 5 mgRiboflavin · 1.3 mgThiamin · 0.97 mgVitamin B12 · 6 mcgIron · 18 mg
Study evidence
Iodine Adverse 3 studies
Iron Supportive 74 studies
Thiamin Disputed 12 studies
Vitamin D Supportive 32 studies
Immunity
Impact
High effect
C- Ingredient FitD+ PathwaysA+ EvidenceA+ Formulation Logic
Vitamin C · 84 mgZinc · 8 mgVitamin A · 700 mcgVitamin D · 25 mcgSelenium · 27.5 mcg
Study evidence
Iron Supportive 23 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
Productivity Boost
Impact
Moderate effect
D- Ingredient FitF PathwaysA EvidenceA+ Formulation Logic
Iron · 18 mgVitamin B12 · 6 mcgVitamin B12 · 6 mcgVitamin B6 · 1.7 mgZinc · 8 mg
Study evidence
Iron Supportive 69 studies
Zinc Supportive 11 studies

Ingredients

IngredientAmount per servingScore
Vitamin A (Beta-Carotene)
700 mcg
Vitamin C
84 mg
Vitamin D
25 mcg
Vitamin E
7.5 mg
Vitamin K
25 mcg
Thiamine
0.97 mg
Riboflavin
1.3 mg
Niacin
16 mg
Vitamin B6
1.7 mg
Folate
665 mcg DFE
Vitamin B12
6 mcg
Biotin
30 mcg
Pantothenic Acid
5 mg
Calcium
400 mg 75
Iron
18 mg 59
Iodine
150 mcg 88
Zinc
8 mg
Selenium
27.5 mcg
Copper
0.9 mg 57
Manganese
1.8 mg
Chromium
25 mcg
Dairy Free Women 18–50
Report overview
Iodine · 150 mcg OverallScore88
C+ Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
150 mcg of iodine per serving comes at a low cost per serving. The amount supports daily iodine intake. The iodine source is unclear; potassium iodide appears in Other Ingredients, but its contribution to the listed iodine is unknown.
How this ingredient is rated

Active Ingredient Quality & Bioavailability69

The iodine source is unclear; potassium iodide appears in Other Ingredients, but its contribution to the listed iodine is unknown. No marine source is indicated, so the seaweed-specific purity concern does not apply.
Iodine Form & Bioavailability
The iodine source is unclear; potassium iodide appears in Other Ingredients, but its contribution to the listed iodine is unknown.
Marine Source Purity & Sourcing
No marine source is indicated, so the seaweed-specific purity concern does not apply.

Dose, Safety & Label Transparency100

150 mcg of iodine per serving supports daily iodine intake. The iodine amount is stated, though the main iodine entry does not identify its source.
Dosage Efficacy for Daily Support
150 mcg of iodine per serving supports daily iodine intake.
Dosage Safety & Upper Limits
The serving amount is below the upper intake level.
Elemental Iodine Transparency
The iodine amount is stated, though the main iodine entry does not identify its source.

Value100

The cost per serving is low.
Price Per Effective Serving
The cost per serving is low.
Calcium · 400 mg OverallScore75
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
400 mg of calcium per serving comes at a low cost per serving. The calcium source remains unclear, and the compounds listed under Other Ingredients cannot be assigned to its total.
How this ingredient is rated

Active Ingredient Quality & Bioavailability37

The label states 400 mg of calcium per serving. The calcium source is unclear; Other Ingredients lists Calcium Carbonate and Calcium D-Pantothenate, but their contribution to the calcium total is unknown.
Calcium Form & Absorption Potential
The calcium source is unclear; Other Ingredients lists Calcium Carbonate and Calcium D-Pantothenate, but their contribution to the calcium total is unknown.
Elemental Calcium Transparency
The label states 400 mg of calcium per serving.

Dose, Safety & Label Transparency100

Each serving provides 400 mg of calcium. No listed artificial additives or flow agents were found; sugar amount is unknown.
Absorption-Optimized Serving Dose
Each serving provides 400 mg of calcium.
Formulation Purity & Additives
No listed artificial additives or flow agents were found; sugar amount is unknown.

Value100

The cost per serving is low.
Price Per Serving Efficiency
The cost per serving is low.
Iron · 18 mg OverallScore59
F Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyB+ Value
The serving provides 18 mg iron at a moderate cost per serving. The iron source is unspecified on the nutrient line; ferrous fumarate appears in Other Ingredients, but its contribution is unknown. Its calcium and zinc may compete with iron absorption.
How this ingredient is rated

Active Ingredient Quality & Bioavailability6

The iron source is unspecified on the nutrient line; ferrous fumarate appears in Other Ingredients, but its contribution is unknown. The serving also contains 400 mg calcium and zinc, which can compete with iron absorption. It also includes 84 mg vitamin C, B12 and folate.
Iron Chemical Form & Bioavailability
The iron source is unspecified on the nutrient line; ferrous fumarate appears in Other Ingredients, but its contribution is unknown.
Absorption Support & Blocker Avoidance
The serving also contains 400 mg calcium and zinc, which can compete with iron absorption. It also includes 84 mg vitamin C, B12 and folate.

Dose, Safety & Label Transparency100

The label states 18 mg elemental iron per serving.
Elemental Iron Label Clarity
The label states 18 mg elemental iron per serving.
Dosage Effectiveness & Safety Range
The serving provides 18 mg iron.

Value80

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. 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. 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
  5. 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
  6. 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
  7. 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
  8. 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
  9. 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
  10. 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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. Effects of thiamine supplementation on exercise-induced fatigue.
    Suzuki M; Itokawa Y · Metabolic brain disease · 1996
    Randomized trial16 participantsEnergy forThiamin
  18. 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
  19. 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
  20. 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