Chondroitin sulfate is widely distributed in the extracellular matrix and cell surface of animal tissues. It is a polysaccharide. Chondroitin sulfate sodium salt is the most common and widely used. In orthopedic clinical treatment, chondroitin sulfate is often used to treat cartilage damage or lesions, because this drug has the role of promoting cartilage repair
Hyaluronic acid has the function of moistening and moisturizing. Hyaluronic acid is also known as sodium hyaluronate, commonly known as hyaluronic acid, because it is a component of normal human tissue, so it has the characteristics of moisturizing and relatively safe