Explain the Occurrence of Vitamin C

Vitamin C (ascorbic acid) is an active ingredient present in any animal or vegetable cell which occurs in the plant in free form and also bound to protein as ascorbigen. Vitamin C amounts contained in the various plant and animal tissues differ considerably. All fresh fruits, various vegetables and also milk are important nutritional physiological carriers of vitamin C. Considerable vitamin C is lost by cooking, preservation, drying and storage of the food commodities.