When a baby eats food that has been digested and absorbed through the intestines, some of it will produce gas, which will then be discharged by way of exhaust, that is, farting, and most of the odor is normal. However, if the fart is too much or the odor is particularly heavy, it may be due to improper feeding, or constipation, gastrointestinal tract infections and other diseases.1, improper feeding: if breastfeeding, the mother eats more gas-producing foods, such as beans, onions, the baby and then breastfeeding, there is a possibility of farting a heavier odor, and the appropriate adjustment of the mother’s dietary structure can be relieved. If the baby itself eat too much, not fully digested, part of the food in the intestinal tract fermentation, there will also be a fart stinky situation, to pay attention to reduce the amount of feeding, appropriate abdominal massage, on the relief of abdominal flatulence can help. In addition, too much protein intake, in the intestinal tract will be decomposed, the production of sulfur-containing substances, there will be a fart particularly smelly situation, appropriate reduction of protein intake, farting will gradually be relieved of the stink; 2, constipation: a long time can not be defecation, farting may be particularly smelly. If necessary, follow the doctor’s instructions to give the Kesler injected into the anus, can stimulate the intestinal wall caused by defecation; 3, gastrointestinal tract infection: fart odor may be related to digestive disorders, gastrointestinal tract infection, while observing the number and nature of defecation, under the guidance of the doctor to supplement some probiotics to regulate the intestinal flora, may be gastrointestinal infections have a certain degree of help.