Taking probiotics but diarrhea is related to overdose, unclean diet, abdominal cold and other factors. Probiotics belong to intestinal beneficial bacteria, can inhibit the reproduction of harmful bacteria in the intestine, improve intestinal function, for diarrhea, constipation have an improvement effect. Generally eating probiotics will not cause diarrhea, but has a therapeutic effect on diarrhea, but some people will take too much probiotics, the intestinal system does not adapt, so there will be a stress reaction and mild diarrhea, probiotics caused by diarrhea in about 2-3 days will gradually improve, will not cause serious complications. However, some people do not pay attention to dietary hygiene while taking probiotics and eat unclean food, which will affect the gastrointestinal function and cause diarrhea. During taking probiotics, you also need to pay attention to keep your abdomen warm, once the abdomen is cold, cold will lead to intestinal system ischemia, lack of oxygen, diarrhea will also occur.