Colon Hydrotherapy is safe , painless, and odorless A clogged colon can lead to chronic constipation, colitis, diverticulitis, polyps, and cancer. Colon irrigation is a gentle infusion of filtered water into the colon. This process helps to remove impacted fecal matter, parasites, and toxic waste.  Some of the symptoms of a clogged colon are: lack of energy, constipation, gas, headaches, backaches, bad breath, body odor, PMS, depression and skin disorders, bad breath, candida, depression, joint pain, low energy, obesity, pot belly and vaginitis.