In clinical practice, infants and young children can choose to be weaned from breastmilk between the age of 1 year and 1.5 years. Because breastmilk is the most ideal natural nutritional food for babies, premature weaning will have certain adverse effects on the growth and development of babies. If weaning is too late, it will cause psychological harm to the baby and make the baby develop separation syndrome. Breast milk weaning sometimes need to be based on the amount of the mother’s own milk to decide, if during the breastfeeding period of milk is not enough, you can give the baby appropriate to add complementary foods, mixed feeding, to promote the development of the baby’s gastrointestinal digestive function, exercise the child’s oral cavity, muscle strength and coordination. It should be noted that, after weaning without the mother’s immunity, the child will be more prone to illness, so to strengthen the child’s nutritional intake, to ensure that the child’s healthy growth.