A handful of nice colon cleanse photographs I identified:

Colonblow kit

Picture by goldberg
Colonblow is a colon cleansing kit. This was all I ate/drank for 24 hrs. Starting at dinnertime on Saturday.

Palate Cleanse

Image by emotionaltoothpaste
Not to be baffled with a colon cleanse.

(I will apologize right now for in which I directed that website link)

Bowel Makeover

Picture by Neven Mrgan
This dingbat claims that his colon-cleansing pills (!) remedy Alzheimer’s, cancer, sciatica, and depression. Get bent, dude.