15 months baby does not eat can be seen in physiological factors, may also be the baby oral disease, indigestion, zinc deficiency, etc., different causes, treatment is different, need to target the cause of the targeted treatment. 1. physiological factors: 15 months baby does not eat, may be related to poor eating habits, such as the baby before meals to eat more snacks, fruits, etc., can lead to the baby does not eat. It is necessary to actively adjust the baby’s dietary structure and develop good eating habits. 2. Oral disease: babies do not eat may be caused by oral diseases, such as mouth ulcers, thrush, etc. Parents need to pay attention to the cleanliness of the baby’s mouth. Parents need to pay attention to the cleanliness of the baby’s mouth, long time not relieve timely consultation. 3. indigestion: pediatric indigestion can appear bloating, abdominal pain, early satiety and other symptoms, thus not eating. Parents should give the baby easy to digest light food, can follow the doctor’s advice to take bacillus subtilis bacillus granules and other probiotics to improve digestive function. 4. Zinc deficiency: Zinc is one of the essential trace elements in the human body, and a lack of zinc can lead to a loss of taste bud function, resulting in a lack of appetite. Treatment needs to be given to zinc drugs, such as zinc gluconate, in addition can be supplemented with zinc-rich foods, such as animal offal, egg yolks and so on. 15 months baby does not eat, exclude physiological causes, should be timely consultation to clarify the cause of the disease, and targeted treatment, so as not to affect the child’s growth and development. All of the above drugs need to be used under the guidance of a doctor.