During this period, the baby is in the swallowing stage, and the complementary food should be liquid, semi-liquid, thin and soft paste, and cereals, vegetables and fruits can be added. After adding complementary food, the baby should ensure 600~800 ml of milk every day.

Seven-month-old babies, some have already developed deciduous teeth. At the beginning, liquid and semi-liquid complementary foods no longer satisfy the baby's small appetite, but need higher nutritional density and rougher texture, so that the baby can grow and develop better, and at the same time, it can also exercise the oral and gastrointestinal functions.

From two complementary foods a day to three complementary foods a day, one of which can be fruit pulp, and the milk quantity should be 600~800 ml every day. At the same time, the seven-month-old baby is in the crawling period (chewing tongue+chewing gum), and the complementary food made by parents for the baby is slightly thick and turbid, so you can start adding fish and poultry to the baby.

The eight-month-old baby is in the critical period of exercising chewing ability. With the improvement of baby's sports ability, baby's physical consumption is also more. It is necessary to supplement foods rich in sugar, fat and protein, and give more rice porridge, pasta, meat and root vegetables.

Nine-month-old baby is in the stage of fine chewing (mainly chewing with gums). When the mother makes complementary food, in order to exercise the baby's chewing ability, it should be made into small particles. The complementary foods that the baby can eat at this stage can be porridge, noodles, bread, wonton and so on. You can also add minced meat, fish paste, egg yolk, chopped vegetables, potatoes, carrots, etc. To porridge or noodles. The amount of milk per day should be 600~800 ml, which can be gradually reduced and the number of feeding times can be reduced, especially at night.