1. Chondroitin sulfate is a kind of mucopolysaccharide extracted from animal cartilage. It plays an important role in the prevention and treatment of cardiovascular disease and joint disease. It is an important biochemical product in the market at present.

2, chondroitin sulfate is used as health food or health care medicine for long-term prevention and treatment of coronary heart disease, angina pectoris, myocardial infarction, coronary atherosclerosis, myocardial ischemia and other diseases. It has no obvious toxic and side effects, and can significantly reduce the incidence rate and mortality of patients with coronary heart disease. In the long-term clinical application, it has been found that lipids deposited on the walls of arteries and veins can be effectively removed or reduced, which can significantly reduce plasma cholesterol, thus preventing the formation of atherosclerosis.

3. Chondroitin sulfate is used in the treatment of neuralgia, neuromigraine, arthralgia, arthritis, scapular joint pain, abdominal pain and so on. 4. Prevention and treatment of streptomycin induced hearing impairment and various noises caused by hearing difficulties, tinnitus and so on, the effect is significant. 5. It has auxiliary therapeutic effect on chronic nephritis, chronic hepatitis, keratitis and corneal ulcer. 6. In recent years, chondroitin in shark cartilage has been reported to have antitumor effect. In addition, chondroitin sulfate is also used in cosmetics and wound healing agents. Chondroitin sulfate is a kind of acid mucopolysaccharide, which is one of the important components in eye tissue. It can promote the metabolism and improvement of cornea water. It is suitable for asthenopia and dry eye.