A one-year-old child constipation can not pull out more with diet, exercise and other physiological factors or irritable bowel syndrome, congenital megacolon and other pathological factors related to the general treatment can be taken, or follow the doctor’s instructions through the use of lactulose, bifidobacteria, keserol and other drugs. 1. Diet, exercise: irregular breastfeeding, high-fiber food intake is less, will lead to children’s intestinal dyspepsia, caused by constipation, and less activity will lead to intestinal peristalsis slows down, thus triggering constipation. It is recommended to give the child more fiber-rich food, drink more water, while clockwise massage around the child’s umbilicus, promote intestinal peristalsis, relieve constipation; 2. Irritable Bowel Syndrome (IBS): This disease can cause constipation due to gastrointestinal motility disorders. Constipation can be relieved by improving dietary habits, and also by taking lactulose, bifidobacteria and other medications orally as prescribed by the doctor; 3. Congenital megacolon: neonatal intestinal obstruction and persistent constipation are the main symptoms. You can remove the diseased intestinal segment through colostomy to relieve constipation, and you can also follow the doctor’s instructions through the use of medications such as Keswel, lactulose and other medications to relieve. In addition, a one-year-old child constipation can not pull out may also be caused by other diseases, so it is recommended that such patients seek medical attention in a timely manner to clarify the cause of the disease, under the guidance of the doctor to comply with the medical advice and medication.