Baby drink milk powder when the stomach rumbling, generally due to increased intestinal peristalsis caused by the causes include physiological and pathological, pathological causes due to intestinal infections, intussusception and so on. 1, physiological factors: the baby in the hungry will increase intestinal peristalsis, resulting in stomach rumbling. In addition, improper breastfeeding posture or feeding the baby when the baby cries, so that the baby in the milk powder mixed with air, causing newborn flatulence, can also appear the phenomenon of stomach rumbling. 2、Pathological factors: (1) intestinal infections: including viruses, bacteria, fungi and other pathogenic bacteria caused by intestinal infections, can lead to increased intestinal peristalsis, causing the baby’s stomach rumbling, usually accompanied by diarrhea, vomiting, and in severe cases, can also cause dehydration, electrolyte disorders. (2) intussusception: baby intussusception is mostly primary, its cause may be related to intestinal peristaltic rhythm disorder, the child may appear abdominal pain, vomiting, bloody stools, abdominal masses and other symptoms, but also accompanied by pale, crying and restless, refusing to eat and other manifestations. When the baby’s stomach rumbles when drinking milk powder, and diarrhea, crying and other symptoms, parents should pay attention, take the child to the pediatrician in a timely manner, identify the cause of the disease, and then take the appropriate medication under the guidance of the doctor.