Hyaluronic acid is often a gel-like material that occurs Normally within the synovial fluid within each joint capsule that surrounds all joints. Hyaluronic acid serves to be a lubricant which allows bones to move easily within a joint and offers shock absorption to decrease tension and friction within just joints. https://www.theorthopaedicandpainpractice.com/understanding-and-treating-elderly-knee-pain/