Re: Teeth Whitening: How long to age urine for best ammonia content?

Whitening with urine is mentioned here:

http://www.revolutiontooth.com/index.php?page=theteethwhiteningcure&menu=2

But I disagree with what he says here:
"I think most people would agree-and trust me, I know from personal experience-that the modern, flavored bleaching gels are preferable to urine."

Not sure he believes it either, since he's also written about the dangers of commercial bleaching agents. Tweet