Uneasy stomach and diarrhea may be related to unclean diet, indigestion or intestinal diseases. 1. Dietary impurity: dietary consumption of spoiled, rotten food, or not fresh and clean before consumption, resulting in gastrointestinal tract irritation after consumption of the symptoms of upset stomach and diarrhea. 2. Indigestion: Excessive overeating, diet too spicy, greasy, stimulation, will affect the patient’s gastrointestinal function of indigestion, which leads to upset stomach and diarrhea. 3. Intestinal diseases: common intestinal diseases include enteritis, ulcerative colitis, amoebic dysentery, etc. Generally, such diseases will appear the symptoms of upset stomach and diarrhea. There may be other reasons for the upset stomach and diarrhea, it is recommended to go to the hospital in time, improve the examination to clarify the cause, under the guidance of the doctor to give targeted treatment or treatment.