hyaluronic acid (injection ,cosmetics,food,eye drop grade)

Hyaluronic acid is the main component of constituting human intercellular substance, vitreous, synovial fluid and other connective tissues. In the body it plays the important physiological functions including holding water, maintaining the extracellular space, adjusting the osmotic pressure, lubricating, and promoting cell repair. It is ideal for biomedical applications about these organizations. Hyaluronic acid can be used as viscoelastics in eye intraocular lens implantation surgery, and as filler in osteoarthritis and rheumatoid arthritis and other joint surgeries; it can be widely used as a medium in eye drops, and also can be used for preventing postoperative adhesion and promoting the healing of skin wounds. The compound formed by the reaction of hyaluronic acid with other drugs can play a sustained release effect on drugs, thus can achieve the purpose of directional and timing release.