Shark cartilage, also called fish brain, is mainly composed of protein and chondroitin. Sulfate has a very good effect on inhibiting the formation of cardiovascular system and inhibiting the proliferation and metastasis of malignant tumor epithelial cells. If you take it before going to bed or eating, the effect is very good. It can also be served with yogurt or cold miso soup. Pure shark cartilage powder has a very good anti-inflammatory and analgesic effect on the treatment of rheumatoid arthritis, disc herniation and deformed arthritis, and can also effectively promote the growth of cartilage. In addition, it also has a very good effect on the repair of damaged joints, such as low back and leg pain or joint pain, scapulohumeral periarthritis and so on. Now we have a certain understanding of the function of shark cartilage. Specifically, we must pay attention to the use of shark cartilage. It is not recommended for pregnant women and before removing stitches after operation. In addition, if there is kidney disease, the use of shark cartilage must obtain the consent of the attending doctor, and different people need to pay special attention to the dosage of shark chondroitin. Generally, it is best to take 7.5g a day.