2 and a half year old children do not want to eat may be related to the usual dietary habits, may also be indigestion, zinc deficiency and other problems. 1. Dietary habits, if you often give children too many snacks or often eat too spicy and stimulating food, may lead to children do not want to eat. 2. Indigestion, if the child eats too much at one time, indigestion will reduce the ability to digest and absorb, which may cause the child does not want to eat, nausea and vomiting and other symptoms. 3. Zinc deficiency, if the child’s body lacks zinc, may lead to salivary enzyme activity is reduced, so the symptoms do not want to eat. 2.5 year old children do not want to eat may also have other reasons, it is recommended to go to the hospital in a timely manner, improve the examination to clarify the cause of the disease, to give targeted treatment or treatment.