Adults and children over four years old should take 10 micrograms (400IU) of vitamin D per day during the autumn and winter.

Vitamin D is one of the most essential nutrients of the body required for body health, calcium absorption and overall wellbeing. While it is mandatory to have a daily Vitamin D intake, excess ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." That’s where supplements can really make a difference. But before you grab the first bottle you see, it’s ...