Commonly, the stronger the answer and also the for a longer period you keep it on the teeth, the whiter your teeth turn out to be. But the higher The share of peroxide from the whitening Remedy, the shorter it really should continue to be in your teeth. Keeping it https://teethwhitening32087.blogitright.com/26653471/teeth-whitening-south-africa-things-to-know-before-you-buy