How light intensity effects vitamin C?

Introduction
Ascorbic acid, commonly known as Vitamin C, is important to the human diet. It helps the body form connective tissue, bone, teeth, blood vessel walls, and assists the body in assimilating iron and amino acids. A diet deficient in Vitamin C may cause a person to develop scurvy. Symptoms of this disease, which include joint stiffness, nose bleeds, swollen and bleeding gums, livid spots on skin, and prostration (extreme physical weakness), can be prevented by adding Vitamin C to one's diet. Plants and some animals make their own Vitamin C, but humans do not. For this reason, huma…