 It gets rid of the strep mutans. And I keep getting people that come in and say, and especially dentists, that come in and say, well, we have fluoride. What do we need anything else for? And, you know, if you believe that fluoride works like it does, then really what you're doing is saying, well, okay, my house is on fire. Let me send in a carpenter to rebuild it other than a fireman to put the fire out.