Most of the baby eating beef black poop is normal, but do not rule out pathological factors lead to. Beef and lamb, animal blood products or animal liver, etc., these foods are rich in iron, baby eating, the iron in the food in the intestinal tract will form black iron sulfide, can not be absorbed by the baby intestinal tract will be excreted with the feces, so that the color of the stool becomes black. Often show black or dark green formed soft stools, the baby has no other discomfort, and when reduce the intake of meat or stop eating meat, 1 ~ 2 days after the color of the stool will return to normal color. This is a normal physiological manifestation, usually do not need to worry. There is also a part of the baby after eating beef black stool, but the stool is not good, dry and hard or mucus thin stool, stool water separation phenomenon, that is not normal, need to consult a doctor for timely treatment. Baby eat beef black stool is usually normal, if accompanied by other discomfort, it is recommended to go to the hospital interview, clear there is no pathological factors, so as not to delay the condition.