Sodium hyaluronate is a mucopolysaccharide composed of repeating disaccharide units of glucuronic acid and N-acetylglucosamine. It exists naturally in human and animal bodies. mainly distributed in joints, ocular vitreous, skin, and umbilical cord. Sodium hyaluronate has high hydrophilicity/moisture retention, viscoelasticity and lubricity. Hyatrue™ medical grade sodium hyaluronate is produced by fermentation and free of animal-derived materials. It is natural and safe with high purity and high stability.