I've read about this before and kept it in the back of my mind as something I would do when I remembered. Time passed and I forgot until a friend of mine posted that she tried this same thing with good results.  Well I had 5 minutes to spare so I figured why not try it?!?

Day01 Results - Monday







Day02 Results - Tuesday

So what's the secret??? Here it is... using Activated Charcoal to whiten your teeth.