Add Yahoo as a preferred source to see more of our stories on Google. Experts have been debating the pros and cons of vitamin E for many years, so deciding whether to supplement vitamin E in your diet ...

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 ...

Vitamin D may affect how much melatonin your body makes, which can affect how well you sleep. Your body absorbs vitamin D better when you take it with a fatty meal. For most people, it is safe to take ...