Level 1: Why is it good for babies to drink milk before going to bed? Drinking milk is one of the methods chosen by many parents, especially during the period of infants and young children. Milk is rich in protein, calcium, vitamin D and other nutrients, which are very important for the growth and development of babies. Drinking milk at night can also help your baby fall asleep and relieve anxiety. Level 2: At what age is it appropriate for a baby to drink milk before going to bed? Generally speaking, babies over 6 months old