Infant diet is very important for a person’s life. A reasonable and balanced nutritional diet will lay a solid foundation for a person’s health. Some unreasonable diets and habits will also lay a foundation for the health status of adulthood. Hidden dangers.

　　Four months old baby saliva There is little secretion, and it basically does not have the function of secreting amylase. Adding starch foods too early will make the food difficult to digest. Starch foods rich in carbohydrates accumulate in the stomach to ferment gas, which can easily cause diarrhea in infants. Therefore, babies who are 4 months old are generally breastfed. It is particularly worth mentioning that the colostrum within 1-12 days of delivery is very rich in nutrition. It is called "liquid gold" and contains precious natural antibiotics. And growth factors and other necessary nutrients, including immune components like gamma globulin can effectively inhibit the reproduction of harmful bacteria in the digestive tract.

　　The laxative effect of colostrum will also cause newborns to expel feces early, which is conducive to the normal digestion and absorption of nutrients after birth by the digestive tract. Individual special circumstances such as insufficient milk for mothers or some infectious diseases, mothers with diseases that are not conducive to breastfeeding can add or completely use milk and goat milk for feeding.

　　After three or four months, because the content of iron in the mother’s milk has decreased, it is necessary to add broken egg yolk to the baby in time. After the baby grows older, you can eat steamed egg custard or drink some light soup soup made of pig blood, duck blood or liver paste made of liver of pig, goat liver, chicken liver to supplement the baby''s iron. Need to prevent iron deficiency anemia.

　　After six months, the baby''s deciduous teeth begin to germinate, and the stomach''s capacity also increases significantly, which can grow to about three times that of the newborn. Adding supplementary food at this time is to prepare for weaning in the near future, and it is also the basis for laying a lifetime of intellectual development and a healthy constitution. Babies at this time can eat some soft solid foods, such as pureed vegetables, pureed meat or soft cakes, meatballs, and the foods rich in iron, calcium, and zinc mentioned above.

　　 In addition, it is not easy to put a lot of sugar in the baby’s diet. Although the first taste of humans is sweetness, too much intake of sugar will make the remaining calorie accumulation form a puffiness, and the important thing is to consume A lot of calcium in the baby''s body affects growth and development.

　　Some dyspeptic and relatively thin infants can often eat "rice oil". Professor Li Ruifen, a well-known nutrition expert, actively recommended the use of rice oil as a supplementary food to supplement the nutrition of thin infants. "Rice oil" is a layer of fine and smooth porridge skin floating on the surface of rice porridge after it is finished. It is rich in carbohydrates, vitamins and unsaturated fatty acids. It is a nutritious food that is more easily absorbed by babies, nourishes the stomach and improves babies. Health is more effective.

　　Infant food should start from a single, from less to more, from simple to complex, the taste must be light, too much salt intake during infancy is also one of the causes of hypertension in adults. The baby''s brain develops very quickly within one year of age and can reach 70％--75％ for adults. This is an important period of brain function development, and a reasonable nutritional diet can help the baby grow up a smart baby in the first place. At this stage, you need to add sufficient high-quality protein, fat, B vitamins and vitamin C.