It is normal for a baby born on the 11th day of life to take about 60~90ml of milk each time and need about 700~800ml a day. After the birth of the baby, the amount of milk will gradually grow, to 11 days after the birth of the baby, each time the amount of milk is about 60 ~ 90ml, generally three to four hours need to feed once a day for seven to eight times a day, the amount of milk a day of about 700 ~ 800ml. at this time will be able to ensure that the baby’s normal developmental needs, along with the growth of the baby, the amount of milk will gradually increase, should pay attention to the regulation. If the 11-day-old baby appeared to eat too little milk, indicating that the baby exists in the body discomfort, it is recommended to consult a doctor in time, under the guidance of the doctor to clarify the cause of the disease, and take appropriate methods to deal with, in order to promote the healthy growth of the baby.