"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 ...

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 ...

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.

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 ...

Jessica Booth is a New York-based freelance writer who regularly writes about health, wellness, parenting, food, travel, beauty and more for a variety of publications. She currently writes for Forbes ...

Vitamin C has many important jobs in your body, but it’s probably best known for supporting your immune system. Some people wonder if vitamin C is helpful for allergies, which are immune reactions to ...

Mikayla Morell is a content writer and editor residing in Philadelphia, PA. She began her career as a writer while also working as a phlebotomist in a local hospital. She wanted to use her ...