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Big US brand · Vitamins & supplements

One-A-Day

Multivitamins, introduced in 1940 by Miles Laboratories.

Owned by
Bayer (Germany)
Founded
1940

Logo from the brand’s own website, shown only to identify it. One-A-Day doesn’t pay to be listed.

Sources: Wikipedia: One A Day

Our rating

Low

Average quality score of 16 products

Its products by quality score

  • 0 very good
  • 7 good
  • 0 fair
  • 9 low
How we rate brands

Full range

Every One-A-Day product we checked

16 products in 1 supplement. The yellow tag is the cost for the same amount – and “#3 of 120” is its place in our price list, cheapest first.

Multivitamins

16 products from One-A-Day

Compare all 1,075 products

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How we rate brands

The rating is the average quality score of all its products we checked – what that score counts.

How we rate