The baby pulls every time he drinks milk powder considering that it may be lactose intolerance, improper feeding methods and other reasons. 1. Lactose intolerance: milk powder contains lactose, some babies lack the body to digest lactose enzymes, can not digest lactose into galactose, will appear bloating, diarrhea and other symptoms, then it is recommended to change to low-lactose milk powder can relieve the baby drink milk powder on the situation of diarrhea. 2. Improper feeding: If the amount of milk powder added in one feeding is too large, the baby’s stomach will not adapt to the situation of diarrhea. It is recommended to reduce the amount of milk powder next time you feed it, not too thick. Baby’s diarrhea every time after drinking milk powder may also be related to other reasons, such as milk protein allergy, viral or bacterial caused by enteritis, etc. In this case, parents are advised to take their babies to the hospital for consultation and related treatment.