The child’s white stool may be due to food accumulation, but it cannot be ruled out that it is caused by biliary tract disease factors. 1. Accumulation of food: If the child is in the period of breastfeeding, or often eat dairy products, after consuming too much, it will trigger accumulation of food. After the disease, because the dairy products can not be fully digested by the stomach and intestines, and thus mixed in the stool, there can be a white stool. 2. Biliary tract diseases: if the baby suffers from biliary tract obstruction, cholestasis and other biliary tract diseases, it will make the bile flow back into the blood, causing jaundice, itchy skin and other symptoms, but also make the bile from the duodenum and intestines to reduce or disappear, which will cause the baby’s stool color appears white. It is recommended to go to the hospital in time to improve the examination, to clarify the cause of the disease, and then give targeted treatment or treatment.