Generally 3 to 4 months to start weaning night milk, if it is difficult to wean night milk, or according to your baby’s personal situation! 5, 6 months almost can be weaned. 1. At night, all the physiological functions of the human body are reduced, and babies drink night milk several times, which can easily increase the burden on the stomach and intestines and cause digestive and absorption disorders. 2, the night is the baby growth hormone secretion time, at this time, wake up, will prevent the child’s growth. 3.Baby’s craving for night milk makes it easier for them to miss the three main meals during the day, making the intake of main food insufficient and affecting their development. 4.It is not good for the baby’s teeth, and it is more likely to lead to tooth decay. 5.When you get up in the middle of the night to prepare milk for your baby, the rhythm of adult life is disrupted, affecting the normal work and rest of family members. 6.Break off the milk at night so that the baby can have a complete sleep!