At the same time, there are many types of unsaturated fatty acids, reducing cholesterol deposits in blood vessels, causing narrowing of blood vessels, keeping circulating blood fluid, and has a good effect in preventing diseases. such as coronary heart disease, cerebral vascular occlusion, hypertension, cerebral bleeding … In the fish scales also contain a variety of rich trace elements, especially high levels of calcium and phosphorus, have prevent rickets in children and osteoporosis in the elderly. In the valuable books of Chinese medicine and medicine from ancient times, the medicinal value of fish scales has been mentioned, such as taking the scales of carp, crucian carp stew into thickened gel to treat very effectively. As a result, patients with nasal bleeding, redness in the root of teeth, and morbidity (diarrheal disease are hemorrhagic diseases of the skin and mucous membranes, purple discoloration is common in children and women).