Because you can eat mutton during pregnancy, does beef matter? What the old people said should be the version of fear of appearing, mad cow disease and epilepsy, which is a superstitious statement! Rich in protein and amino acids, it is closer to human needs than pork and can improve human disease resistance. Beef is rich in iron and zinc, which can not only prevent iron deficiency anemia, but also mutton, but they are too hot to eat.