Colonic cleansing – When you put in this keyword online you shall get many articles that explain the details on colon cleansing. Actually colon is that part of the body that helps in digestion. This is also helpful in removing the fecal matter from the body and supplying all the essential nutrients to various parts of the body. This is very important for liver cleansing as well. Doctors had originally devised this concept to cleanse the stomach of the patients before any surgery. They keep such serious patients on a liquid diet for around two to three days at a stretch.