"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Your morning skincare routine probably includes a vitamin C serum. It's a foolproof addition to any ...

Vitamin C is vital to immune function and the maintenance of bone, skin, teeth, and joints. Learn more about its wide range of health benefits.

While each product featured is independently selected by our editors, we may include paid promotion. If you buy something through our links, we may earn commission. Read more about our Product Review ...

Since vitamin C is a water-soluble vitamin, any excess is excreted in the urine in a few hours. Current U.S. recommendations call for 75 mg of vitamin C per day for adult women and 90 mg per day for ...

Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...

Do you need to take vitamin C supplements, and how much is enough? The answer may depend on your age and overall health. Vitamin C is a water-soluble vitamin with a variety of benefits, but our bodies ...

You may not realize it, but the best vitamin C supplements have likely already made a quiet entrance into your wellness routine—perhaps in the form of a fizzy Emergen-C packet on a pre-dawn flight or ...