The nutrients that newborns need to supplement include protein, lipids, carbohydrates, minerals, vitamins and other basic nutrients. 1. Protein: protein is the material basis of life. The healthy growth of newborns can not be separated from the supply of high-quality protein. 2. Lipids: the body’s second energy-supplying nutrients. Lipids in the newborn period mainly come from breast milk. 3. carbohydrates: the main source of energy supply. 4. Minerals: Calcium is easily deficient, and milk is the best source of calcium. 5. Vitamins: a class of organic substances necessary to maintain normal physiological functions. Newborns are usually recommended breastfeeding, breast milk is rich in nutrients, such as the above proteins, lipids, etc., is to maintain life and growth and development of the material basis for the newborn’s healthy growth is very important.