It is currently recommended to add complementary foods to babies from 6 months of age, but all is not rigid, as each child grows and develops at a different rate and has different needs and ability to handle complementary foods. Some children add complementary foods too late, but also easy to bring the difficulties of adding later, so in the baby 5-6 months, when the child has the desire to eat, that is, the baby in seeing adults eat, but also particularly want to eat, this desire to eat can fully control its head and neck trunk, can remain upright, at this time the child can consider adding complementary foods either early or late. But no matter what, complementary foods are generally added before the baby is 6 months old and can be added according to the baby’s condition.