If you are about to have a root canal ask about internal bleaching. When the dental practitioner drills the hole in your tooth it is cleaned up and then filled with a bleaching representative. The bleach is kept in your teeth for a couple of days and after that preferred results have been reached and the solution is removed.
Rinse your mouth with hydrogen peroxide prior to brushing your teeth. This is a natural remedy that is low-cost and works well. It will help whiten your teeth and it isn't as harsh as other whitening approaches. Because it could potentially make
you sick and perhaps throw up, be careful not to swallow it.