7-year-old children do not eat well may be related to zinc deficiency, infectious factors, irregular diet, etc., mainly to medication, symptomatic treatment, improve the dietary structure and other aspects of improvement. 1. Zinc deficiency: 7-year-old children do not eat well, may be due to the lack of zinc in the body, parents can take the child to the hospital for trace element examination, to determine the lack of zinc can be used under the guidance of the doctor zinc gluconate and other drugs. 2. Infectious factors: children who do not like to eat recently, may be related to colds, coughs, fever and other factors, parents need to treat the symptoms, usually after the symptoms, the child will return to normal eating. 3. Irregular diet: children who usually eat more snacks, coupled with parents do not have a reasonable arrangement of diet, may lead to the above situation, you can try to reduce the child’s intake of too many snacks, diet, pay attention to the way to eat more meals. 7-year-old children do not eat well may also have other reasons, it is recommended to go to the hospital in time to carry out relevant examinations, clear causes and then actively treat the symptoms.