Skip to main content

All Access Subscription

Get unlimited access to our full publication and article library.

Get Access Now

Interested in Group Sales? Learn more

The Women’s Health Initiative (WHI) conducted a randomized trial of Calcium and Vitamin D supplementation.1 The 36,282 postmenopausal women were part of the WHI clinical trials involving postmenopausal hormone therapy or dietary modification. The average follow-up was 7 years; 37% of the women were age 50 to 59, 45.5% were 60 to 59, and 17.5% were 70 to 79.

The WHI Studies on Calcium and Vitamin D