Many reasons may lead to easy diarrhea when eating, determine the cause of the disease and give treatment accordingly. The causes of diarrhea easily after eating may be the following: 1. gastrointestinal dysfunction and indigestion or spleen and stomach weakness, gastrointestinal absorption function is not good, can take lactobacillus tablets and other drugs to regulate, while paying attention to rest and strengthen nutrition; 2. may be caused by enteritis, can be treated with enteritis. If it is persistent and long-term diarrhea, it may be caused by chronic inflammatory diseases of the intestine, or it may be caused by bacterial, viral, and microbial infections, and severe patients may have mucus stools or watery stools. Treatment should include rest, eating more easily digestible foods, and not eating fried foods or irritating foods. It can be treated with antidiarrheal medicine, compound camphor tincture, and more serious abdominal pain can be treated with atropine or with antibiotics and safranin.