When comparing formula milk and breast milk, breast milk is better for children. Breast milk not only meets the nutrients needed for children’s growth and development, but also gives infants and young children a sense of security and psychological needs. Breastmilk is the safest nutrient for children, and can better meet the growth and development needs of children at this stage. Breastmilk is more suitable for babies in terms of nutrition, easy to digest and absorb, strengthens the immune system, and seldom causes allergic reactions. At the same time, breast milk is rich in DNA and can better promote the intellectual development of children. At the same time, breastmilk can also give enough security and psychological needs, in the process of breastfeeding, the child sucks on the nipple at the same time can also be close to the mother’s heart, familiar heartbeat sound more able to calm the child’s emotions, and at the same time with the mother have eye contact, it is easier to enhance the mother-child relationship.