The application of kojic acid is being more and more wide in beauty-white cosmetic, bath lotion, toothpaste etc. Because its actions of antibacterial antioxidative and color-care. And it could be widely used in food aseptic, antioxidant of grease and food, antistaling of grease and food, antistanling agent of fruit and veggie, and color-care antistaling agent of meat products and marine products.