Senna seems “natural,” but with regular use it leads to the same thing as chemical laxatives — dependence and disruption of your gut’s normal function. Senna is a plant-based laxative. It contains sennosides, which irritate the intestinal wall and stimulate bowel movements. That’s why it works — and why it causes add!ction. After just 2–3 weeks of regular use, senna can cause dependency, and with longer use — intestinal atony, when your bowels simply stop working without a pill (“lazy bowel synd