There are many reasons for diarrhea after breakfast, such as irregular diet, spleen and stomach cold, poor intestinal function or acute enteritis, the specific causes need to go to the hospital to do the relevant examination to determine. 1. Breakfast is very delicate, if you eat some spicy and stimulating food, it will stimulate the gastrointestinal tract, and then the symptoms of diarrhea, local hot compresses can relieve intestinal spasms to alleviate the symptoms of diarrhea. 2. For those who have cold spleen and stomach, they do not do a good job of keeping the spleen and stomach and liver warm in their daily life, or drink too cold food, which leads to discomfort in the spleen and stomach, thus triggering the symptoms of diarrhea, and the Chinese medicine practitioners can use Six Gentlemen’s Soup to strengthen the spleen and stomach. 3. When intestinal dysfunction occurs, it will lead to intestinal motility and secretion belonging to a kind of dysregulation, thus causing diarrhea, you can take domperidone, mosapride and other medicines under the guidance of the doctor to alleviate the problem, if not alleviated, please go to regular hospitals to do the routine checkups in a timely manner.