1.Keep food, fruits and beverage fresh and prevent them from producing unpleasant smell. 
2.Prevent formation of nitrous amine from nitrous acid in meat products. 
3.Improve dough quality and make baked food expand to its maximum. 
4.Compensate the Vitamin C losses of beverage ,fruits and vegetables during processing rocedures. 
5.Used as nutritional element in additives,Feed additives.

1.Food Grade: As antioxidant and food nutrition enhancer, Vitamin C is used in flour product, beer, candy, jam, can, drink, dairy products.

2.Medicine Grade: Vitamin medicines, prevent scurvy, and a various of drugs for acute or chronic infectious diseases, purpura, dental caries, gingival abscess, anemia.

3.Cosmetic Material: Vitamin C can promote collagen formation, its antioxidation, can restrain pigment spots.