The normal baby complementary food added months for 4-6 months, this time the baby can eat food at their discretion, and the spleen and stomach digestive function is gradually developed and perfect, can be thin, soft, rotten food for full digestion and absorption. And this time the baby also has appetite, for a variety of thin rice or a variety of porridge food can be swallowed well into the stomach, will not appear choking and other dangerous situations. However, it should be treated differently according to the baby’s physical condition, because some babies may be weaker and have poorer digestion and absorption ability of the stomach, so it can be delayed for 2-3 months as appropriate. In addition, if breast milk is sufficient, or at 4-6 months let the baby drink artificial milk powder, rice flour, etc., complementary food can not be added later than 6 months, otherwise it is likely to affect the baby’s diet diversity, will make the body growth constraints.