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Bendayan points out that like the GLO kit, this FDA-approved, over-the-counter system is perfect if you have sensitive teeth, since the strength of the hydrogen peroxide in the whitening formula ...
Rhonda Kalasho, DDS, explains that these trays typically use low concentrations of peroxide-based gels, such as 15% hydrogen peroxide or 35% carbamide peroxide. You usually wear a whitening tray ...
These convenient, dentist-approved teeth whitening kits use strips, ... This drugstore buy utilizes a 9 percent hydrogen peroxide solution and an LED light to achieve the desired tooth whitening.
The bleaching agent is either carbamide peroxide, which breaks down in the mouth to form hydrogen peroxide, or hydrogen peroxide itself. The bleaching gel typically contains between 10% and 44% carbamide peroxide, which is roughly equivalent to a 3% to 16% hydrogen peroxide concentration.
The active ingredient is hydrogen peroxide. [citation needed] According to a 2009 article in The Washington Post, Consumer Reports found Crest Whitestrips Supreme to be the best of the eight teeth whitening products it tested. [4] This product was the most expensive kit tested by Consumer Reports. [2]
Many toothpastes make whitening claims. Abrasion is the principal way that toothpaste removes stains, and toothpastes that are not marketed as whitening can still remove stains by abrasion. [72] Some of these toothpastes contain peroxide, the same ingredient found in tooth bleaching gels.