Does The Teeth Whitening Laser Or Bleaching Lights Are Useful?

The laser or bleaching lights were designed to a activator acts as a catalyst that speeds up the breakdown of the Hydrogen Peroxide into its reactive components. It can speed up the whitening process and enhance the whitening results. However, there is a bit of controversy in the dental community as to whether the Light Activation actually contributes to the teeth bleaching process. Many recent studies by prominent dentists have shown that bleaching compounds contained in tooth whitening products seem to work well and give good results even without the use of lasers or lights.

Does The Teeth Whitening Laser Or Bleaching Lights Are Useful?

The study was done by using the "split arch" method, wherein the teeth on one side were treated using just the whitener, while the teeth on the other side were treated using the whitener as well as an activating light source. The study stated that the results were the same in both cases. The teeth on both sides were equally whitened in the initial comparisons as well as the evaluations that were made after one year of treatment. The use of lasers or lights had no effect on the results.

The laser or bleaching lights are merely a marketing gimmick. It seems the only thing a light can accomplish is dehydration of the teeth, which can make teeth look whiter temporarily (usually a few hours).