Many exotic foods are rich in vitamin C. You may be able to find some of them at your local grocery store or farmer’s market.

Medically reviewed by Jonathan Purtell, RDN The best time to take vitamin C to boost your immune system is with meals ...

Also known as ascorbic acid, vitamin C is a small carbohydrate molecule first identified in the 1920s by Albert von Szent Györgyi, who discovered that it was able to prevent and cure scurvy.

Seasonal changes challenge our immune systems with varying temperatures and pathogens. Key nutrients like vitamins C, D, and ...