Vitamins are compounds that you must have for growth and health. They are needed in small amounts only and are usually available in the foods that you eat. Ascorbic acid, also known as vitamin C, is necessary for wound healing. It is needed for many functions in the body, including helping the body use carbohydrates, fats, and protein.Appearance White crystalerAssay(on dry basis) 99.0 - 100.5%Melting point 190âSpecific rotation +20.5 --- +21.5°value 2.1 - 2.6