Facts on One a Day Women's Vitamins

According to Bayer Healthcare, maker of One A Day Women's vitamins, One A Day is "a complete multivitamin with more of what matters to women." The vitamins are sold at drugstores, supermarkets and other mass merchandisers or department stores.

Breast and Bone Health

• OneaDay.com says women can start to lose bone mass as early as their 30s, and the earlier women monitor their breast health the better. The calcium in the vitamins promotes bone strength, and vitamin D aids breast health.

Dosage

• Adult women should take one vitamin tablet a day, just as the product name implies. The company advises women to take the vitamin with food.

Ingredients

• In addition to calcium and vitamin D, the vitamins contain B vitamins and folic acid for heart and immune health, magnesium and zinc for symptoms of PMS or menopause, and vitamin A and C as well as copper and iron for healthy skin.