Eating some cold cooked pork liver properly can also expel toxins from the body, because it is rich in vitamin b2, which can effectively eliminate toxins. Eating some cold cooked pig liver properly can also prevent hepatitis. Rich in selenium and vitamin C, it can improve immunity, prevent aging and oxidation, control the production of tumor cells, and make acute infectious hepatitis less prone to occur. Eating cold cooked pig liver can also supplement the nutrition needed by the body, meet the nutritional needs of the body, and make the hematopoietic function better, thus effectively improving the physiological function of anemia patients.