Commonly, the stronger the solution as well as the lengthier you retain it in your teeth, the whiter your teeth turn out to be. But the upper The share of peroxide in the whitening solution, the shorter it should stay with your teeth. Keeping it on extended will dehydrate teeth https://teethwhitening54105.ivasdesign.com/48545933/helping-the-others-realize-the-advantages-of-teeth-whitening