Eating and wanting to poop can be caused by overeating, gastrointestinal dysfunction, enteritis, gastric ulcer, gastritis and other gastrointestinal diseases. 1. Eating too much: when eating too much, under the action of gastrointestinal peristalsis, the residual food residue will be pushed toward the anus, and the symptom of wanting to poop after eating will appear. 2. Gastrointestinal dysfunction: mental stress, environmental changes, lack of sleep and other reasons, may lead to gastrointestinal peristalsis accelerated, the symptoms of eating and wanting to pull. 3. Gastrointestinal diseases: when there are gastrointestinal diseases such as enteritis, gastric ulcer, gastritis, etc., it may lead to poor absorption function of the intestines and stomach and intestines peristalsis accelerated, and the symptom of wanting to pull up after eating occurs. There may also be other reasons for wanting to pull after eating, it is recommended to go to the hospital in time, improve the examination to clarify the cause of the disease, under the guidance of the doctor to give targeted treatment or treatment.