Do teeth whitening gels really work?
If you have stained teeth, and you don’t want to go to a cosmetic dentist, then you might consider the option of using a teeth whitening gel. Teeth whitening gels are often made from the compound carbamide peroxide. The active ingredient in this compound is hydrogen peroxide, which is a bleaching agent. This is the chemical cosmetic dentists use to bleach your teeth. The difference is that dentists tend to use higher concentrations of carbamide peroxide (around 15-35%) than found in typical teeth whitening gel products available at the stores (around 3%). The reason is that the higher the concentration of carbamide peroxide, the greater the probability that your gums will be damaged and that you will experience chemical burns. As such, only professionals like dentists tend to use higher concentrations of hydrogen peroxide. Nevertheless, using teeth whitening gels with 3% concentration of hydrogen peroxide is highly ineffective. It is better then to get gels with higher concentrations,
