Vitamin D source

While the body makes vitamin D when exposed to sunshine, the ultraviolet energy in sunlight can cause skin cancer and premature wrinkles. Unlike with most vitamins, it is difficult for most people to get the recommended amount of vitamin D from foods. Supplements are widely recommended.

Review Date: 03/10/2011
Reviewed By: Harvey Simon, MD, Editor-in-Chief, Associate Professor of Medicine, Harvard Medical School; Physician, Massachusetts General Hospital.

A.D.A.M., Inc. is accredited by URAC, also known as the American Accreditation HealthCare Commission (www.urac.org).

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