Brendan Camp, MD, FAAD, is a double board-certified dermatologist and assistant professor of dermatology at Weill Cornell Medical College. Five to 30 minutes of sun exposure on most days without ...

The dietary supplement industry brings in billions of dollars each year. Recent data from the National Center for Health Statistics shows that 60.2% of adults take at least one dietary supplement, ...

For years, calcium and vitamin D supplements have been promoted as a simple way for older adults to protect their bones and prevent falls. But a massive review of nearly 154,000 people found that ...

Before buying vitamin supplements, consider whether a doctor has recommended them, whether you have symptoms of deficiency or whether a diet change can solve the issue. Different vitamins behave ...

A surprising study suggests vitamin D2 supplements may reduce the body’s levels of vitamin D3 — the more effective form of vitamin D. Researchers found D3 not only boosts vitamin D status more ...

It might seem convenient to take all of your vitamins at the same time, but experts say that habit could be limiting how well your supplements work. Some vitamins and minerals compete for absorption ...

It can be easy to think you get plenty of vitamin D when you live in a country bathed in sunshine, but the reality is more complicated. Almost one in four Australian adults have vitamin D deficiency.

Vitamins are meant to support health, but taking too much can push the body in the wrong direction fast. Some build up over time, while others can trigger dangerous effects much sooner than most ...

Patricia Mikula, PharmD, is an inpatient clinical pharmacist for medical/surgical patients and patients in the intensive care unit. Your body absorbs vitamin D better when you take it with fatty foods ...