After pig blood enters the human digestive tract, it can clean up the dust, bacteria and metal particles in the body, ensure the normal digestive function of the stomach, and stay away from the interference of various bacteria and harmful substances. At the same time, protein in pig blood, after being digested by the stomach and intestines, can produce substances that disinfect and moisten the intestines, and excrete harmful substances, thus achieving the function of protecting the digestive tract.
In addition, the iron content in pig blood is very high, and it exists in the form of heme iron, which is easy to be absorbed and utilized by human body. Children in the growing period and pregnant or lactating women eat more dishes with animal blood, which can prevent iron deficiency anemia and effectively prevent middle-aged and elderly people from suffering from coronary heart disease and arteriosclerosis.
Cobalt contained in pig blood is an important trace element to prevent the growth of human malignant tumors, which is difficult to obtain in other foods.