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 ...

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.

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 ...

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 ...

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 ...

Medically reviewed by Amelia MacIntyre, DO Vitamin C is a water-soluble vitamin known for its role in supporting the immune ...

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 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 ...

When zinc and vitamin C are taken together, they support immunity in a balanced way. Vitamin C boosts the activity of immune ...