Healthy eating is one of the main features of a healthy life. What is most recommended is a balanced supply of various foods including carbohydrates, proteins, healthy fat and lots of vitamins. The principles of maintaining proper nutrition do not only mean the supply of food-based nutrition, but also the variety of nutrition during a day-by-day division of meals. This is largely assisted by a proper diet pyramid that suggests six key types of grain foods; fruit; vegetables; milk and milk products; meat, fish, eggs and fat and nutritional supplements. When it comes to children, since they consume a lot of energy for growth and large physical activity, it is very important to provide them with healthy eating, both at home and in kindergarten and school. The aim of this paper was to present all the important researches related to healthy eating. The paper is structured in three chapters and points to the importance of food for human health and therefore emphasizes the reasons why it is important to nourish healthy. Thus, in the first part of the work all the nutritional parts of nutrition are mentioned, of which carbohydrates, healthy fats and vitamins. Further research provides an insight into the proper nutrition of kindergarten children. The last part of the paper deals with possible eating disorders in children with an emphasis on kindergarten age. Given that today's approach to nutrition has changed considerably and dietary awareness is also stressed in the media every day, it should be directed and supplied with information related to the processing and declarations of the product not to be diverted.