Nine-month-old babies do not eat complementary foods, to determine whether there is indigestion, lack of trace elements, complementary food added irrationally and other factors, need to be given according to the specific causes of targeted treatment, such as massage abdomen, zinc or adjust the complementary food and so on. 1. Indigestion: When the baby eats too much or ingests too much indigestible food, it may cause indigestion, resulting in the baby not eating complementary foods. At this time, parents can pay attention to the child appropriate abdominal massage, promote gastrointestinal tract peristalsis, if necessary, can follow the doctor’s instructions to take probiotics and other drugs to ease. 2. Lack of trace elements: when the baby is deficient in zinc, may affect the taste buds cells, resulting in decreased sensitivity of taste, lack of appetite, this time should be examined by a doctor for trace elements, such as zinc deficiency is confirmed, you can supplement zinc gluconate for treatment. 3. add supplemental food unreasonable: add supplemental food unreasonable, one-time eat too much, or eat some rough food, too many kinds of food can be reluctant to eat supplemental food problems, add supplemental food should pay attention to from less to more, from one to a variety of, slowly add. There are many reasons why a 9-month-old baby may not want to eat complementary foods, so it is recommended that you seek medical attention to determine the cause of the problem. The medication should be in accordance with the doctor’s instructions, and not blindly use the medication on your own.