Childhood plays a very important role in a person’s growth and development process. However, many children at this stage are picky and picky eaters, which can easily lead to nutritional imbalance. Childhood is a stage of rapid brain and body development, and a reasonable and balanced nutrition supply is of crucial importance for the growth and development of young children. A scientific diet and balanced nutrition are the fundamental guarantees for promoting children’s growth and development, and nutrition plays a very important role in children’s immune function. Most families in the current society are influenced by various factors such as traditional dietary habits, beliefs, and family cultural levels, resulting in many unreasonable and inappropriate behaviors and phenomena when feeding children. Therefore, we should reasonably prepare meals for children based on their age and gender, in order to promote their physical and mental health development.