Women's Once Daily
Goals
$21.99 $0.73 per serving
Product analysis
Women's Once Daily may help fill nutrient gaps relevant to everyday energy, immune function and bone maintenance. Unnamed blend components make the full contents less clear.
AI assessment of the formula, label and price. How scoring works
Nutrient Quality35
Many nutrients are described by food-blend sources rather than precise chemical forms. The specific vitamin K and selenium preparations remain unclear, limiting confident comparisons of form quality.
Ingredient Transparency78
Amounts and most listed sources are disclosed. The blend components are not individually identified, so the full composition is still unclear.
Value For Money38
At the full serving cost, the iron and selenium offer limited value. Many other ingredient cost comparisons remain uncertain, making the full formula harder to judge.
Customer Satisfaction93
Customer feedback is strongly positive. A large review pool gives a broad view of satisfaction, though reviews do not establish health benefits.
Product Focus20
The clearest fit is filling nutrient gaps that affect normal energy, immune function and bone maintenance. The broad mix does not establish added benefit when intake is adequate, and the unidentified vitamin K preparation limits more specific bone-related expectations.
- Format
Tablet - Container
- 30 Tablet(s)
- Per serving
- $0.73
- Also available
Women's Once Daily$33.00- Customer rating
- 4.8 · 10,801 ratings
Goals
Impact
Highest effect
Folate · 400 mcg DFEVitamin B12 · 5 mcgVitamin D · 25 mcgVitamin K · 120 mcgSelenium · 55 mcgZinc · 3.9 mgVitamin C · 90 mg
Impact
High effect
Vitamin C · 90 mgZinc · 3.9 mgVitamin A · 900 mcgVitamin D · 25 mcgSelenium · 55 mcg
Impact
High effect
Vitamin K · 120 mcgVitamin B12 · 5 mcgVitamin B6 · 8.5 mgFolate · 400 mcg DFEVitamin D · 25 mcg
Impact
High effect
Vitamin K · 120 mcgVitamin D · 25 mcgManganese · 0.8 mgZinc · 3.9 mgVitamin C · 90 mg
Ingredients
| Ingredient | Amount per serving | Score |
|---|---|---|
Vitamin A (Beta Carotene) | 900 mcg | |
Vitamin C (Organic Food Blend) | 90 mg | |
Vitamin D (D3) | 25 mcg | |
Vitamin E (Organic Food Blend) | 16 mg | |
Vitamin K (Saccharomyces cerevisae) | 120 mcg | |
Thiamin (Organic Food Blend) | 1.38 mg | |
Riboflavin (Organic Food Blend) | 1.5 mg | |
Niacin (Organic Food Blend) | 18.4 mg | |
Vitamin B6 (Organic Food Blend) | 8.5 mg | |
Folate (Organic Food Blend) | 400 mcg DFE | |
Vitamin B12 (Methylcobalamin) | 5 mcg | |
Biotin (Organic Food Blend) | 120 mcg | |
Pantothenic Acid (Organic Food Blend) | 5 mg | |
Iron (Organic Food Blend) | 2.5 mg | |
Zinc (Organic Food Blend) | 3.9 mg | |
Selenium (Organic Food Blend) | 55 mcg | |
Manganese (Organic Food Blend) | 0.8 mg | |
Chromium (Organic Food Blend) | 35 mcg | |
Organic Food Blend | 646 mg |
Iron (Organic Food Blend) · 2.5 mg OverallScore32
Selenium (Organic Food Blend) · 55 mcg OverallScore30
Each serving provides 55 mcg of selenium, and the cost per 200 mcg is very high. That is below the range described for daily maintenance. The selenium chemical form is unknown.
How this ingredient is rated
Active Ingredient Quality & Bioavailability0
The selenium chemical form is unknown.
Selenium Chemical Form
The selenium chemical form is unknown.
Form Transparency & Isomer Specificity
The chemical form is not specified.
Dose, Safety & Label Transparency70
The 55 mcg serving is below the range described for daily maintenance. The amount is below 400 mcg, leaving room for selenium from food.
Dosage Efficacy Sweet Spot
The 55 mcg serving is below the range described for daily maintenance.
Safety Margin & UL Adherence
The amount is below 400 mcg, leaving room for selenium from food.
Value10
The cost per 200 mcg of selenium is very high.
Price per 200 mcg Serving
The cost per 200 mcg of selenium is very high.
Vitamin K (Saccharomyces cerevisae) · 120 mcg OverallScore16
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Sources
Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.
- Association between RBC folate and lumbar bone mineral density in postmenopausal women, a cross-sectional study from NHANES 2009-2018.
- Genetic variants modify the associations of concentrations of methylmalonic acid, vitamin B-12, vitamin B-6, and folate with bone mineral density.
- Adequate Intake and Supplementation of B Vitamins, in Particular Folic Acid, can Play a Protective Role in Bone Health.
- Relation of homocysteine, folate, and vitamin B12 to bone mineral density of postmenopausal women.
- Dietary intake of folate, but not vitamin B2 or B12, is associated with increased bone mineral density 5 years after the menopause: results from a 10-year follow-up study in early postmenopausal women.
- Risk of Environmental Chemicals on Bone Fractures Is Independent of Low Bone Mass in US Adults: Insights from 2017 to 2018 NHANES.
- The Manganese-Bone Connection: Investigating the Role of Manganese in Bone Health.
- Associations of multiple metals with bone mineral density: A population-based study in US adults.
- Sex-specific associations of urinary mixed-metal concentrations with femoral bone mineral density among older people: an NHANES (2017-2020) analysis.
- Relationship between blood manganese and bone mineral density and bone mineral content in adults: A population-based cross-sectional study.
- Evaluating the Protective Role of Vitamin A Supplementation in Periodontal Health: A Comprehensive Systematic Review and Meta-Analysis.
- Dietary vitamin A intake and bone health in the elderly: the Rotterdam Study.
- Vitamin A and its dervatives effect on bone mineral density, a systematic review.
- Association of vitamins with bone mineral density and osteoporosis measured by dual-energy x-ray absorptiometry: a cross-sectional study.
- Association of dietary consumption and serum levels of vitamin A and β-carotene with bone mineral density in Chinese adults.
- Effect of Vitamin B12 and Folic Acid Supplementation on Bone Mineral Density and Quantitative Ultrasound Parameters in Older People with an Elevated Plasma Homocysteine Level: B-PROOF, a Randomized Controlled Trial.
- Plasma B vitamins, homocysteine, and their relation with bone loss and hip fracture in elderly men and women.
- Relation between homocysteine and B-vitamin status indicators and bone mineral density in older Americans.
- The role of B-vitamin intake, B-vitamin-rich dietary patterns, the B-vitamin deficiency index in bone mineral density among school-aged children.
- Hyperhomocysteinemia is Associated with Inflammation, Bone Resorption, Vitamin B12 and Folate Deficiency and MTHFR C677T Polymorphism in Postmenopausal Women with Decreased Bone Mineral Density.