How to stop diarrhea quickly and effectively? Diarrhea is a common gastrointestinal disease. Whether it is caused by food allergies, viral infections, drug side effects, or stress, it will have a great impact on people\’s health and life. So how to stop diarrhea quickly and effectively so that the body can return to a healthy state as soon as possible? Here are some of the best methods suggested by experts. Changing eating habits One of the main causes of diarrhea is indigestion of food or the intake of unclean food. Therefore, adjusting dietary structure and habits is the key to stopping diarrhea. The first thing is to minimize the stomach