The main nutrients in animal blood are protein and iron. In many developing countries where there is a shortage of substances, malnutrition caused by protein deficiency is common. Compared with meat that ordinary people cannot afford, animal blood is a source of protein with extremely high cost performance, both in quantity and quality. Protein from animal blood can be used as a source of high-quality protein. Each hemoglobin molecule contains four ferrous ions. Blood is the iron bank of animals. Iron in animal blood exists in the form of heme iron, which is easier to be absorbed by human body than ordinary iron ions. Animal blood can effectively prevent and treat iron deficiency anemia for people who may lack iron, Read More …