That's right! I've been noticing little brown stains on my teeth and after googling "brown spots on teeth," I found this website filled with hundreds of complaints about how Crest Pro Health toothpaste and mouthwashes have stuff in it that creates stains and even worse problems for some people. I'm chucking my bottles. Anyone else have this experience? Here's the link to all the complaints:

http://andywibbels.com/2007/01/crest...s-teeth-brown/