Vitamin C toxicity is rare, but daily doses over 2,000 milligrams may cause unpleasant side effects like digestive issues, headache, and skin flushing.

While its reputation is at times dismissed as folklore or the efforts of orange juice marketing campaigns, vitamin C’s ...

For decades, we've been told to load up on Vitamin C to fight colds. But new expert analysis confirms it's a myth. Find out ...

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.

Zinc is a trace mineral that helps the body produce and activate immune cells that fight infection. It’s also essential for wound healing and DNA synthesis. 3 Without enough zinc, your immune response ...

Vitamin C is known as the immunity-supporting superhero of the nutrient world. And while it can help shorten the duration of a cold, it boasts many other whole-body benefits that you might be missing ...

In an interview with the actress Jennifer Garner, Dr. Anthony Fauci said he took vitamin D and C supplements.

Most people don't need a vitamin C supplement. Add these foods to your diet to meet your daily goal—and get additional nutrients that pills don't offer.

Vitamin C might be one of the buzziest ingredients in skincare, but when it comes to daily supplementation, most of us don’t bother, assuming we’re getting enough from our varied and balanced diets.

Vitamin C is an essential vitamin. It’s not naturally synthesized in our bodies, so we have to get it in the food we eat or in supplements. There are many health benefits of vitamin C, including ...

The results offer a dose of hope for millions of Americans—and a future with more personalized care recommendations.