Drinking milk powder baby stool is not shaped may be associated with poor absorption, indigestion, you can give the baby to change the milk powder, the use of probiotics to regulate the intestinal tract. 1. Poor absorption: drinking milk powder baby stools are not shaped if not particularly dilute, the mental state is relatively good, generally do not worry too much, may be the baby on this milk powder absorption is not good, you can try to give the baby a new milk powder, 6 months after the baby can add complementary foods, stools are not shaped on the better. 2. indigestion: baby intestines digestive function is relatively weak, drinking milk powder may also cause indigestion, resulting in the stool is not shaped, you can use probiotics under the guidance of the doctor to the baby to regulate the intestines, such as bacillus subtilis bacillus live bacterial granules. It is recommended to observe more, if the baby has other symptoms, you can take the baby to the doctor in time. The above medications should be used in accordance with medical advice.