Infants often exhaust indicates an increase in intestinal gas, usually seen in the following situations: First, see some infants intestinal probiotics reduced, intestinal micro-ecosystem imbalance prone to indigestion, increased gas in the gastrointestinal tract, supplement probiotics can be adjusted. Second, may be the spleen and stomach function is weak, poor digestion can be supplemented with anti-food and stomach medicine, such as infant spleen San and so on. Thirdly, some babies may have food allergies. Breastfeeding is related to the mother’s diet, while infant formula feeding is usually related to milk protein allergy and should be changed to deeply hydrolyzed protein formula. Some infants may be lactose intolerant because of the high lactose content in formula milk and breast milk, lactose intolerance is prone to indigestion and can be supplemented with lactase. Fourth, the presence of congenital megacolon, persistent constipation and other gastrointestinal gas accumulation will also increase, you should see a pediatric gastroenterology clinic for treatment of the cause.