Mixed-feeding babies can generally add complementary foods after 4-6 months, too early to add complementary foods may cause gastrointestinal disorders in babies, but not conducive to normal growth and development. Before 4 months of age, the baby’s digestive system is not yet fully developed, there are no teeth, the pancreatic amylase is still in a state of deficiency, if you add complementary foods at this time, it is likely to cause the baby a lot of discomfort. After 4-6 months of age, the baby’s gastrointestinal function is gradually improved, and appetite increased, you can try to feed the baby a small amount of easily digestible rice flour or millet porridge, if there is no abnormalities after eating, you can gradually increase the amount of feeding, such as half a month later you can drink some egg yolk soup and other complementary foods, you can also eat some fruit puree or juice in moderation. In addition, in principle, it is still recommended to breastfeed your baby before 6 months of age, which is good for both mother and baby. Whether breastfeeding or mixed feeding, we must pay attention to the baby’s food hygiene and feed regularly according to the baby’s development, in order to ensure the baby’s nutritional needs.