What should I do if my child doesn’t like to eat and is too thin? Six practical methods to help you solve the problem: Children who don’t like to eat and are underweight is a problem that parents often face. Being underweight in children can easily affect their health, so effective solutions need to be taken. The following six applicable methods may help parents alleviate this problem. Establishing good eating habits and allowing children to develop good eating habits is the fundamental way to solve the problem of children not liking to eat and becoming thin. Parents need to pay attention to the following points: 1. Establish a regular eating time so that children can form a habit. Do not give food to children before meals.