The child has no appetite for food, consider with gastrointestinal diseases, zinc deficiency, etc., need to be based on the cause of targeted treatment, such as treatment of primary diseases, zinc supplementation. 1. Gastrointestinal diseases: such as acute gastroenteritis, or functional dyspepsia, may lead to poor appetite, indigestion and other symptoms, it is recommended to go to the hospital in time to actively treat the primary disease. After the primary disease improves, the child’s appetite will gradually recover. 2. Zinc deficiency: children with symptoms of zinc deficiency will have a poor appetite, children with diarrhea and other diseases can cause zinc deficiency, should promptly follow the doctor’s advice to the child reasonable zinc supplement, such as consuming more zinc-rich foods, such as animal organs, egg yolks, etc.; in addition to follow the doctor’s advice to use zinc gluconate and other drugs for zinc supplement. In addition, the child’s poor appetite can be caused by other factors, such as mental and oral diseases. If your child’s appetite is not relieved for a long time, you should take your child to the hospital in time, and follow the doctor’s instructions for targeted treatment, so as not to miss the opportunity for treatment.