The green color of baby’s stool may be related to physiological factors, or it may be caused by indigestion, intestinal infections and other reasons. 1. Physiological factors: when adding supplemental food to infants, if you add more vegetables containing chlorophyll, or consume rice powder containing rich iron and other foods, it may cause infants to have green stool color, but not accompanied by physical discomfort, which is a normal physiological phenomenon. 2. Indigestion: due to the baby’s abdomen is cold, or improper feeding, easy to lead to indigestion, may cause stool color green, may also be accompanied by abdominal distension, abdominal pain and other symptoms. 3. Intestinal infections: common in bacterial dysentery, acute gastroenteritis and other diseases, because the intestinal tract is infected by bacteria, viruses and other pathogens, may lead to infant stool color green, may also be accompanied by abdominal pain, diarrhea and other symptoms. Infant stool color green, may also be caused by other reasons, if accompanied by other obvious discomfort, should seek medical attention as soon as possible, after a clear diagnosis of the cause, to give targeted treatment.