Senna aids quick evacuation in case of constipation or after a large meal. It is very fast and effective, and it helps avoid overloading the intestines and to achieve a feeling of calm after eating a large or very heavy lunch or dinner.
It is used to facilitate defecation in specific situations. However, it is not advisable to take it as a regular natural food supplement, so as to prevent the body from getting used to it and not working on its own.