Vitamin C is involved in hundreds of biological processes. It is important in immunity as it is involved in the function of white blood cells and antibodies. It is also a vitally important antioxidant. It is beneficial when dealing with the symptoms of the common cold.

Vitamin C is involved in the manufacture of collagen, an important protein in the body. Collagen is a structural protein found in cartilage and tendons, and it helps to support blood vessels. Due to its role in collagen manufacture vitamin C is necessary for wound repair.