Crawfish is rich in nutrients, and its meat is soft and easy to digest. It is an excellent food for people who are weak and need to be nursed after illness. Crawfish is rich in magnesium, which has an important regulating effect on heart activity and can be very good. It protects the cardiovascular system. It can reduce the cholesterol content in the blood, prevent arteriosclerosis, and at the same time expand the coronary arteries, which is beneficial to prevent high blood pressure and myocardial infarction; crawfish has a strong milk-passing effect and is rich in phosphorus, calcium, It is especially beneficial for children and pregnant women