Vitamin D

Getting vitamin D from the sun: Correctly applied sunscreen reduces our ability to absorb vitamin D by as much as 90 percent; sunscreen takes a few minutes to have this vitamin D-dampening effect, however, so if you put it on just before you go outside, you will be able to get enough [...]

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Vitamin C

Vitamin C has been in the public eye for a long time. Even before its discovery in 1932, nutrition experts recognized that something in citrus fruits could prevent scurvy, a disease that killed as many as two million sailors between 1500 and 1800. In the 1970s, Chemistry and Peace Nobel laureate [...]

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Three of the Bs: Folate, Vitamin B6, and Vitamin B12

One of the advances that changed the way we look at vitamins was the discovery that too little folate, one of the eight B vitamins, is linked to birth defects such as spina bifida and anencephaly.
Fifty years ago, no one knew what caused these birth defects, [...]

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Vitamin A

Vitamin A does much more than help you see in the dark. It stimulates the production and activity of white blood cells, takes part in remodeling bone, helps maintain the health of endothelial cells (those lining the body’s interior surfaces), and regulates cell growth and division. This latter role had researchers exploring [...]

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A daily multivitamin is a great nutrition insurance policy. Some extra vitamin D may add an extra health boost.
Trying to follow all the studies on vitamins and health can make your head swirl. But, when it’s all boiled down, the take–home message is actually pretty simple: A daily multivitamin, and maybe an extra vitamin D [...]

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