![What is hyaluronic acid](/youimg/pics137.jpg)
What is hyaluronic acid
What is Hyaluronic Acid? Hyaluronic acid (HA) is a naturally occurring glycosaminoglycan (GAG) found in the extracellular matrix (ECM) of many tissues in the body, including the skin, cartilage, and synovial fluid. It is a linear polymer composed of repe