one a day prenatal
one a day prenatal by Bayer has 6 tracked ingredients, with an overall safety score of 4 out of 5, in line with the 4.12/5 average across all scored products. Its Nutri-Score is NOT-APPLICABLE.
- Safety score in line with the 4.12/5 average across all scored products
- NOVA processing classification: group 1
Dietary supplements / Vitamins
How This Score Is Built
one a day prenatal draws on FDA status, EU regulatory status, US state actions, and published research, combined into a single editorially-derived 1-5 scale (never an official government rating). 6 of its 6 tracked ingredients are scored so far; data as of 2026-09-07.
Open Food Facts, FDA, and EU regulatory records feed this score. The FDA site → has the primary record; our methodology page explains the scoring.
Where one a day prenatal sits nationally
Average ingredient safety score vs. 58,710 other scored products in PlainIngredients
4 Top 80% higher than 20% of 58,710 scored products
Average ingredient safety score (1 = highest risk, 5 = safest), bucketed by value
Each bar is a band; taller bars hold more scored products. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source PlainIngredients ingredient safety index · 2026-09-07
Ingredient Safety Breakdown
Processing Level
Unprocessed or minimally processed foods are whole foods that have been altered only by removal of inedible parts, drying, crushing, filtering, or pasteurization.
Full Ingredients List
Vitamin A (as beta-carotene), Vitamin C, Vitamin D, Vitamin E, Thiamin (B1), Riboflavin (B2), Niacin, Folate (as folic acid), Vitamin B12, Biotin, Pantothenic Acid, Calcium, Iron, Iodine, Magnesium, Zinc, Copper, Omega-3 Fatty Acids (from fish oil), DHA (docosahexaenoic acid), EPA (eicosapentaenoic acid)
Compare beyond brand
Nationwide peers by additive safety & ingredient depth
Two PlainIngredients-derived comparison paths for one a day prenatal: nearest mean mapped additive safety score and nearest mapped ingredient count among indexable products with at least 3 scored additives, excluding same-brand siblings. Scores describe regulatory and research signals on additives, not dietary advice.
Similar mean additive safety
Nearest products by average mapped safety score. This record: 4/5.
Similar mapped ingredient depth
Nearest products by count of scored mapped additives. This record: 6.
Product Details
- Brand
- Bayer
- Barcode
- 0016500560104
- Nutri-Score
- Grade NOT-APPLICABLE
- NOVA Group
- 1 — Unprocessed or minimally processed
- Available In
- United States
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Frequently asked questions
Where does one a day prenatal rank on ingredient safety?
one a day prenatal scores 4 out of 5 for average ingredient safety, in the bottom 80% of the 58,710 products in PlainIngredients with a scored ingredient list, in line with the 4.12/5 average across all scored products.
What's behind the 4/5 rating on one a day prenatal?
The 1-5 scale (5 safest) comes from FDA and EU regulatory status per ingredient. one a day prenatal's mapped ingredients average out to 4/5, which is the Low Risk tier.
Every figure on PlainIngredients is rendered directly from FDA, EU, EFSA and U.S. state regulatory records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.