The common causes of green stools in newborns are indigestion, cold or infection. If it is caused by indigestion, in addition to green stools, there may be a gurgling sound in the stomach, in this case, you need to eat less and more meals and take probiotics. If it is caused by cold, you should pay attention to keep warm in general. If it is caused by infection, in addition to green stools, there will be an increase in the number of stools, and there will usually be mucus, pus, or blood on the surface of the stool, and there will often be white blood cells in the routine stool examination. In addition, some children who have jaundice may have greenish stools after taking Yinjianhuang granules or Yinjianhuang oral liquid, and the symptoms will improve significantly after stopping the medicine.