If your smile is not as bright and white as you want it
Various methods available include:
At Home Laser Whitening - This weekly, at home version of the professional method combines the power of an active whitening gel with the power of laser lighting to brighten your teeth. This method generally takes around 20 minutes a treatment. You can notice a light difference immediately and will have very noticeable results in 3 to 4 weeks.
Whitening Strips Whitening strips such as the popular Crest White Strips are becoming the method of choice when it comes to whitening your teeth. The strips are easy to use and there's no mess. You can simply apply them and then go about your business for the next 20 to 30 minutes. Then remove and you're on your way. The strip contain a formula combines with peroxide. So while they take a few weeks to work, they are quite effective.
At home treatments have now come out with 7 and 14 day varieties. Gradual use over time will whiten your teeth to levels you never thought possible. You can have whiter teeth at a price that you can afford. As long as you have patience, you will see results over the weeks and you will get the bright smile that you've always wanted. It will just take some time.