The baby ate complementary foods only fart not poop, may be a symptom of constipation, and the baby just added complementary foods, resulting in abnormal gastrointestinal peristalsis, can be adjusted through the complementary food species, abdominal massage, medication and other measures. 1. Adjust the varieties of complementary foods: add complementary foods to the baby should add less pasta, add some vegetable juice, fruit puree and other complementary foods, increase the intake of dietary fiber, pay attention to the gradual and orderly, gradually added. 2. Abdominal massage: with fingertips or palms to the navel as the center for clockwise massage, massage twice a day, each time 5 ~ 10 minutes, can promote gastrointestinal peristalsis to improve the symptoms of constipation. 3. medication: if you take the above measures, the symptoms can not be improved, you can give the baby to take lactulose oral solution, or Keseru and other drugs for treatment. The baby ate complementary food only fart not poop, it is recommended to go to the hospital in time to clarify the cause of the disease, and follow the doctor’s instructions for treatment. All of the above medications should be used under the guidance of a doctor, avoid self-medication.