Supplementation with HLA may improve joint function, reduce wrinkles and even extend lifespan. What is Hyaluronic Acid? Hyaluronic acid (a.k.a. hyaluronan, HA, or HLA) is a substance naturally found in many areas of the human body including the skin, eyes, and synovial fluid of the joints. Preserves Tissue Hydration More than 50% of the […]