... -9 We supply the following grade :1. Food grade 2. Cosmetic grade 3. Injection grade 4. Eye drop grade Hyaluronic acid ... widely used in cosmetics, pharmacy and health and beauty food. Cosmetic grade HAHA is a natural biotic component, widely existing in ... can be added in various cosmetics such as cream, lotion. cosmetic water, essence, milk forfacewashing, liquid for bath, agentfor hair washing ...