Hyaluronic acid is a glycosaminoglycan. In osteoarthritis, changes occur in the hyaluronic acid found in cartilage leading to degradation of the cartilage. With continued use, Fulvic Enhanced™ products are able to aid the natural manufacture process of glycosaminoglycan to firm cartilage tissue. As published in WebMed “There isn’t enough information about hyaluronic acid to know if it is safe when taken orally”. Under joint health information by Ray Sahelian, M.D.