Infants drink different amounts of milk at different times, with the increase in the age of the baby’s milk gradually increased, began to add complementary foods, the amount of milk will gradually decrease, but generally not less than 600 ml per day. Infants may drink 5ml to 10ml of milk each time shortly after birth, full-term to 2 months, the amount of milk in the 600-700 ml, 2-4 months, the amount of milk in the 700-900 ml, 4-6 months, the amount of milk in the 800-1000 ml, 6 months after the beginning of the addition of complementary foods, the amount of milk is reduced, generally not less than 600 ml. But there is no absolute standard, infants due to individual quality, feeding habits, etc., individual differences in the amount of milk, some babies have a large amount of milk, some small amount of milk, but only the baby’s growth and development is good, normal urination and defecation, etc., can be regarded as normal. Parents do not have to worry too much. It should be noted that if the baby’s milk consumption is significantly different from the usual, it is recommended to consult a doctor in time to find the cause.