Babies who pass stools once a day usually do not accumulate food. Accumulation of food is caused by eating too much milk and food stagnation in the intestinal tract, resulting in baby bad breath, vomiting, abdominal pain, constipation and other uncomfortable symptoms, if the baby has a stool once a day, indicating that the intestinal digestive function is normal, generally do not consider the existence of accumulation of food. Accumulated food is mainly manifested as abdominal distension, dry or sour stools, foul-smelling exhaust, belching and sour rot, abdominal distension and so on. When you suspect that your baby is suffering from the above symptoms, it is recommended that you seek prompt medical attention to identify the specific cause of the disease under the guidance of a medical professional. In daily life, to strengthen the baby’s care, diet should be light, easy to digest, avoid eating too much at one time, avoid eating spicy and greasy food, drink more water, eat more vegetables and fruits as appropriate, to prevent the occurrence of accumulation of food.