Hyaluronic acid-based biomaterials, is a carbohydrate, more specifically a mucopolysaccharide occurring naturally throughout the human body. It is found in the highest concentrations in fluids in the eyes and joints. It has been used in a wide range of orthopedic injections, ophthalmic solutions, viscoelastic injections for ophthalmic surgery, cosmetic fillers, surgical anti-adhesion products, skin care products and food supplements. Еще