One hundred day old baby’s one day’s milk intake each time in about 100 ml, a day of roughly 500-900 ml of milk, but there are individual differences, and the baby’s weight, gender and dietary habits are related to the baby’s actual amount of milk is based on the baby’s actual amount of milk. One hundred days old baby usually 500-900 ml of milk per day, can be divided into 5-6 feedings, the night may be appropriate to increase the interval, each baby’s milk quantity, interval time may be different, so parents according to the baby’s actual amount of milk to feed, to raise the baby timed, quantitative milk good habits. If possible, it is recommended to breastfeed as much as possible, parents should pay attention to observe the baby’s eating situation, if there are stool abnormalities, crying, poor mental health after breastfeeding, it is recommended to consult a doctor in time.