Colonic Irrigation??

http://www.colonic-irrigation-sthelens.co.uk/

My curiosity with this treatment is pushing me to try it, though it could be a 'curiosity killed the cat' moment if it ends up being horrible and ineffective.

This does not look pleasant at all.

http://www.bodyharmony.com/faqs.html

http://www.selfempower.co.uk/colonic-hydrotherapy.html