Now the trend of having white teeth is getting more and more, everyone want white teeth. Some people suffer from tooth discoloration in many cause, some are not. But even in the one who has original white teeth still want to get whitest teeth as possible. The current technology now can make almost every people a beautiful white teeth as they want.
Cause of tooth discoloration
There are many cause of tooth discoloration. Follow are the main cause of tooth discoloration: