Brand

Bayer One A Day supplements

Bayer One A Day has 66 products in the NIH Dietary Supplement Label Database (124 labels), 61 of them on the market at its January 2026 release; its labels most often list vitamin D, vitamin B12, vitamin B6. It ranks 326 of 5,741 brands by products on file.

Products on file
66124 labels, sizes and designs counted
On the market
6192% of its products
Labels disclosing no amount
1products whose label gives no amount per ingredient
On file since
2011newest label August 22, 2025

What do Bayer One A Day labels contain?

The ingredients its products list most, with its median amount per serving against the median of every product listing the same ingredient.

Bayer One A Day: most listed ingredients against the market (DSLD version 9.4.0)
IngredientIts productsIts medianMarket median
Vitamin D59 20 mcg15 mcg
Vitamin B1258 9 mcg36 mcg
Vitamin B658 2.08 mg6 mg
Vitamin C58 75 mg100 mg
Biotin55 43 mcg200 mcg
Zinc54 15 mg11 mg
Pantothenic Acid (Vitamin B5)50 10 mg12 mg
Niacin49 20 mg20 mg
Calcium43 210 mg115 mg
Iodine42 150 mcg150 mcg

Source: Supplement Facts rows of Bayer One A Day's current labels and of every product's, NIH ODS Dietary Supplement Label Database version 9.4.0.

Every Bayer One A Day product

On-market products first, A to Z (page 1 of 2).

Every product with what it contains: the full list.

What kinds of products does Bayer One A Day make?

Bayer One A Day products by DSLD product type

Bayer One A Day by product typeMulti-Vitamin and Mineral (MVM)30Other Combinations26Botanical with Nutrients5Fat/Fatty Acid2Vitamin1Non-Nutrient/Non-Botanical1Botanical1
Bayer One A Day by product typeMulti-Vitamin and Mineral (MVM)30Other Combinations26Botanical with Nutrients5Fat/Fatty Acid2Vitamin1Non-Nutrient/Non-Botanical1Botanical1
Bayer One A Day by product typeMulti-Vitamin and Mineral (MVM)30Other Combinations26Botanical with Nutrients5Fat/Fatty Acid2Vitamin1Non-Nutrient/Non-Botanical1Botanical1
Bayer One A Day by product typeMulti-Vitamin and Mineral (MVM)30Other Combinations26Botanical with Nutrients5Fat/Fatty Acid2Vitamin1Non-Nutrient/Non-Botanical1Botanical1
Bayer One A Day by product typeMulti-Vitamin and Mineral (MVM)30Other Combinations26Botanical with Nutrients5Fat/Fatty Acid2Vitamin1Non-Nutrient/Non-Botanical1Botanical1

When did its products enter the database, and which are still sold?

Bayer One A Day products by the year their current label entered DSLD
YearOn the marketOff the market
201120
2012103
201340
201520
201721
201830
202080
2022141
202360
202450
202550

Source: NIH Dietary Supplement Label Database label entry dates and market events, version 9.4.0.

Who is behind it?

Its labels most often name Bayer HealthCare LLC (distributor), Whippany, NJ, on 40 products.

Where next?

How to read a brand's figures, and what labels cannot tell you about a brand: comparing supplement brands by their labels. Label data, not medical advice.