The baby’s milk petal-like and sour smell may be the existence of breast milk diarrhea, lactose intolerance, indigestion and other conditions, so can be dealt with by reducing breastfeeding, lactose-free formula feeding, the use of medication and other ways to deal with. 1. Reduce breastfeeding: If the baby’s stool has a distinct sour odor and there are a lot of milk petals, it may be related to breastfeeding diarrhea. At this time you need to reduce breastfeeding, so that the baby’s stomach and intestines have a process of adaptation, and wait until the diarrhea symptoms are relieved or disappeared, and then resume normal breastfeeding. 2. Lactose-free milk powder feeding: If the baby has lactose intolerance, it can also lead to the stool will have milk petal shape and sour smell. If lactose intolerance is confirmed, it is recommended to feed your baby special lactose-free milk powder. 3. Use of medication: Baby’s milk petal-like and sour odor, indicating that the baby may have indigestion. The most important thing is to keep warm and avoid getting cold, and not to drink too much milk at one time. If necessary, under the guidance of the doctor to give the baby eat bacillus subtilis bacillus particles and other probiotic drugs, regulate the balance of intestinal flora, relieve indigestion. The baby pulls milk petal shape and sour odor may have other reasons, it is recommended to timely medical treatment, according to the doctor’s instructions to use drugs, do not self-medication.