Vitamin C an important physiological antioxidant and has been shown to regenerate other antioxidants within the body. Ongoing research is examining whether vitamin C, by limiting the damaging effects of free radicals through its antioxidant activity, might help prevent or delay the development of certain cancers, cardiovascular disease, and other diseases in which oxidative stress plays a causal role.

In addition to its antioxidant functions, vitamin C plays an important role in immune function and improves and is essential for the production of collagen – an essential component of connective tissue, which plays a vital role in wound healing.