Feeling an urgent need to poop right after eating is common and linked to the gastrocolic reflex. Dr. Joseph Salhab explains that this response involves signals between the brain and stomach, not food moving quickly through the digestive system. For those with Irritable Bowel Syndrome , this reflex can be intense. Fortunately, there are ways to manage it with certain foods, supplements, and diets like FODMAP, plus remedies like aloe vera water.
Why You Might Need to Poop Right After Eating