Complete bowel cleansing. Even in ancient times, healers of the most advanced civilisations understood the need to cleanse the human body. Therefore, a variety of techniques were in use. Complete bowel cleansing of the intestine will allow the body to get rid of the many harmful components that have accumulated in it for a long time. Procedures Today, getting rid of toxins and harmful substances that are unnecessary to the body has become even more significant. Moreover, modern man daily encounters toxic substances in the environment, food, medicine and household chemicals. Besides, every year these substances become even more.