10. Non-Teeth Variables
Your budget and the amount of time you can invest into whitening will determine whether you’d be better served by an at-home treatment or one in-office.

11. Either Way
The mechanics of the two treatments are virtually the same, as the use of lasers has not been proven to improve results across the board.

12. Less is More
Especially when it comes to whitening. If you chose not to follow the instructions in an at-home kit, you risk seriously irritating your gums. Be sure to follow package guidelines and these teeth whitening tips.