Pregnant women can eat animal offal, which is rich in trace elements, protein and contains various digestive enzymes, and has the effect of blood tonic. Animal offal contains a variety of trace elements, especially calcium and iron content is relatively high, the use of animal offal in moderation during pregnancy can play a calcium and blood replenishment effect. Animal offal is rich in protein, which can replenish the protein needed by pregnant women after consumption. Animal liver contains various digestive enzymes that are not found in other foods, which can promote better digestion and absorption for pregnant women and can help relieve pregnancy vomiting when consumed in early pregnancy. After pregnancy, pregnant women and fetuses share a common blood circulation system, which increases the demand for blood. Animal offal itself has the effect of blood, more suitable for pregnant women to eat, animal offal is good, but not recommended to eat more during pregnancy.