Applying ACV, H2O2, or Virgin Coconut Oil to your taint with a cloth or paper towel for a 10 minutes should help. you could also try colon hydrotherapy which is a safe alternative if you are scare to self administer an enema.
stuff going in through your mouth is going to be very diluted or inactivated by the time it gets to your colon.
that being said, you could try P&B shakes and slippery elm along with lots of water to clean your colon. to keep it moving, try Mg, Vitamin C, and lots of water. also, search constipation on this forum and how to improve digestion.