How old is the baby? Generally, babies begin to add complementary food at the age of 4-6 months. It is suggested to start with millet and rice, and then other grains and corn paste can be eaten by babies if they are old. Corn is coarse grains, which is good for the intestines after eating, and can enhance the peristalsis of the intestines, but we should also pay attention to moderation. If we eat too much, it will be indigestible.