Some mothers are unable to provide breast milk to their babies for various reasons, so formula milk becomes an essential food for babies after birth. However, babies often eat milk powder will cause constipation, how to solve this problem has become a top priority for parents. So, how can a baby constipated with milk powder? First of all, the milk powder should be chosen not on fire, probiotics, preferably with fiber; secondly, the bubble a little lighter, will soften the stool; then wake up in the morning first give the baby some warm water, do not wake up to drink milk, eat milk in the middle plus 1 to 2 meals of plain water, each time do not exceed 100ml, more times, must drink more water, can not give the baby to drink juice, and can not drink honey water. In addition, you can give your baby some probiotics, supplement probiotics, stool will be better; there is another reason not to ignore, calcium supplementation of the baby will also suffer from constipation, if the baby has in the calcium supplement, may stop for a period of time to observe whether there is improvement. Another reason may be that the baby is not suitable for milk. The raw material of milk powder is milk, which contains a lot of casein and high calcium salt content, and it is easy to form blocks under the action of stomach acid, which is not easy to digest. Formula milk should be brewed according to the instructions and not too thick. If your baby gets constipated as soon as he or she eats milk, stop for a while and check if there is a milk powder allergy or intolerance if necessary, and use completely hydrolyzed milk powder.