If the 6-month-old baby to add complementary foods, generally 2-3 hours after eating milk when the baby is in a state of hunger to start adding complementary foods, add complementary foods is to prepare for weaning, because this age simple breast milk or formula nutrients have been unable to meet the needs of the baby’s physical development, so gradually add, in adding complementary foods to follow the dilute to thick, from thin to thick, from small to large, as well as accustomed to a kind of food and then Add another kind of food after getting used to one kind of food. If the baby does not have allergy or vomiting reaction after adding complementary food, usually add another new food after 4-5 days.