It has a preventive and health care effect on joint diseases. When used together with glucosamine, it has the effect of relieving pain and promoting cartilage regeneration, and can fundamentally improve joint problems. Provides a cushion, alleviates the impact and friction of movement, draws water into proteoglycan molecules, thickens cartilage, and increases synovial fluid volume in joints. One of the key functions of chondroitin is to serve as a conduit for delivering vital oxygen and nutrients to the joints, helping to remove waste from the joints and removing carbon dioxide and waste. Since articular cartilage has no blood supply, all oxygenation, nourishment, and lubrication comes from synovial fluid. , can be used as health care products, food additives, has enhanced human body constitution and anti-bacteria, beauty, anti-aging and other functions.