Breastfeeding babies with watery stools can be caused by indigestion, lactose intolerance, etc. You can use medication under medical supervision, such as bacillus subtilis bacillus granules, etc., or pause breastfeeding and change milk powder to alleviate the symptoms. The baby is relatively small, the gastrointestinal development is not very perfect, easy to be affected by the outside world, loose watery stools may be caused by indigestion, this situation can be prescribed by the use of bacillus subtilis bacillus granules to regulate the stomach and relieve the symptoms. Breastfeeding babies who are lactose intolerant can also have watery stools, and you can reduce or suspend breastfeeding, and help your baby change to a deeply hydrolyzed formula to improve the symptoms. The baby’s watery stool may also be related to other causes, such as viral enteritis, etc., it is recommended to go to the hospital to do a timely examination to identify the cause of targeted treatment, such as the need for medication should follow the doctor’s instructions.