Corn contains a lot of crude fiber, diarrhea is not recommended for consumption. Corn is rich in dietary fiber, can promote gastrointestinal peristalsis, promote the discharge of feces, diarrhea is a symptom of diarrhea, diarrhea will appear mucosal congestion and edema, and diarrhea is generally due to the irritable bowel syndrome, enteritis and other pathologies caused by enteritis, inflammatory cells infiltration, while the irritable bowel syndrome more mucosal congestion and edema symptoms. Eating corn will increase the digestive burden of the gastrointestinal tract, aggravate the symptoms of mucosal congestion and edema, diarrhea is not recommended to eat corn, if acute bacterial gastroenteritis and diarrhea caused by levofloxacin and other drugs can be used for treatment, diarrhea caused by irritable bowel syndrome can be relieved by montelukast to alleviate diarrhea symptoms, the drug needs to be applied under the advice of a doctor.