Three-year-old children do not eat well may be inattentive, micronutrient deficiencies, indigestion and other reasons, can be improved by creating a good eating atmosphere, supplementation of micronutrients, supplementation of probiotics and other measures. 1. Inattention: a good eating atmosphere will affect the child’s appetite, so parents should pay attention to create a good eating atmosphere, adults and children should eat at the same time. 2. Micronutrient deficiencies: If the child has a micronutrient deficiency, such as zinc deficiency, iron deficiency, etc., which can lead to a decrease in the baby’s appetite, it should be supplemented under the guidance of the doctor to iron, zinc treatment, such as zinc gluconate oral solution, ferrous sulfate, etc.. 3. indigestion: if the child has gastrointestinal discomfort, digestive tract peristalsis, can lead to not eat well, this time you need to use bifidobacteria and other probiotics for treatment. In addition, parents should pay attention to help children develop a good habit of regular meals, try not to eat snacks before meals or less snacks. There are other reasons why children do not eat well for a long time. When the above measures have little effect, parents should pay attention to the problem and take their children to the doctor in time.