Each period of childhood is characterized by its own peculiarities of growth and development, the degree of morphological and functional maturity of individual organs and systems, the specifics of physiological and metabolic processes. Rational feeding and nutrition play a significant role in a child’s health. The authors presented modern approaches to the complementary food for children, its timing, taking into account the child’s readiness to receive new food, the composition of the dish, feeding technique, the formation of proper eating habits and behavior. The literature actively discusses the problem of the formation of taste preferences at early age; thisisthe period for the first acquaintance with varioustastes. The article demonstratesthe advantages of using products of industrial production. It is particularly important to overcome the negative attitude to new products – it determinesthe attention of the specialists to the problem of the introduction of complementary foods.Conflict of interest: The authors of this article confirmed the lack of conflict of interest and financial support, which should be reported.