The main causes of indigestion in children include imperfect gastrointestinal function, poor dietary habits, H. pylori infection, suffering from gastrointestinal dysfunctional diseases, it is recommended to consult a doctor for targeted treatment. Common causes 1, gastrointestinal function is not perfect: children in the developmental period, gastrointestinal function is not perfect, a variety of digestive enzymes are not enough, the activity is lower than adults; 2, poor dietary habits: children’s diet structure is single, prefer high-fat, high-sugar foods, such as cream, fried food, irregular eating, overeating, etc., can also cause indigestion; 3, H. pylori infection: after eating unclean food or tableware, easy to lead to H. pylori infection, peptic ulcer as well as indigestion; 4, gastrointestinal dysfunctional diseases: such as children suffering from esophageal reflux disease, irritable bowel syndrome and other diseases, gastrointestinal dysfunction resulting in reduced digestive capacity. Treatment 1, daily care: appropriate massage or hot compresses on the abdomen to promote digestion can improve the symptoms; 2, medication: take probiotics to regulate gastrointestinal function as prescribed by the doctor; 3, psychotherapy: if the child’s sleep and emotions are affected due to indigestion, and mental psychological disorders appear, it is recommended to consult a doctor for psychological intervention. Note to ensure that the child’s nutrition is balanced, diversified diet, do not picky, not partial food, eat more fruits, vegetables, rice porridge and other easily digestible food, no cold, spicy, stimulating food. Pay attention to rest and warmth to improve physical resistance.