The appropriate amount of iron supplementation during pregnancy can prevent the occurrence of iron deficiency anemia, prevent fetal growth and development from being affected due to maternal anemia, and prevent severe anemia from inducing intrauterine ischemia and hypoxia in the fetus. Pregnant women can eat the following foods to supplement iron: 1, animal offal: animal liver is the preferred food for pregnant women to supplement iron, animal liver contains a lot of iron, which can effectively supplement the body’s need for iron, thus promoting red blood cell production. However, because animal offal is rich in cholesterol, pregnant women should not eat too much, while not recommended for pregnant women with high cholesterol; 2, red meat: such as lean pork, lean beef, lean lamb, red meat contains a large number of rich and easily absorbed by the body of iron, cholesterol is not suitable for pregnant women eating animal liver, you can choose to eat a moderate amount of red meat; 3, beans and soy products: soy is a more comprehensive food nutrition, per 100g of soybeans contain 9.4mg of iron and 32.9mg of protein; 4, dark-colored vegetables: such as spinach, fungus, etc. are very good iron food.