If the baby in 4-6 months of age has been added to complementary foods, and add complementary foods to adapt to the better in 7 months of age can gradually add complementary foods to 2, if in 7 months of age for the first time to add complementary foods to add a meal, and in adding to pay attention to from thin to thick, from fine to coarse, from less to more, accustomed to a kind of food and then add another principle. And then add food is generally the first choice of cereals as a staple food, such as rice paste, porridge, rice flour, etc., and then gradually increase the protein food, such as egg yolks, fish puree, tofu, animal blood, etc., you can also add fruit juice, vegetables and so on. Therefore, the type and frequency of complementary foods to be added for each baby should be chosen in different ways according to the different conditions of acceptance.