We've all dreamed of it - who wouldn't want to have bright blue urine? Alright, I admit some people might be appalled at this strange activity, but many will find it interesting.

No, you don't have to contract Syphilis to get blue urine. The method presented here is quite harmless.

WARNING: This guide contains instructions to eat things which are not sold for human consumption. Make sure you know the risks and read all relevant MSDS sheets before trying this on yourself! Some people may be allergic to Methylene Blue dye.

My interest in this subject began from hearing a rumor that there was a chemical you could add to food that would make someone's urine turn blue, as a prank. The person I heard it from had no idea what chemical it was but insisted that it existed.