Products with 0.1 % of hydrogen peroxide (present or released) or less, can be sold as cosmetic directly to consumers, without any specific restrictions. Products with between 0.1 % and 6 % of hydrogen peroxide (present or released) can only be sold to dental practitioners, meaning retail sale is not allowed.Jul 30, 2020
What is the #1 teeth whitener?
Best Overall: Crest 3D White Whitestrips with Light The light boasts the same technology found in dentist's offices, which helps the hydrogen peroxide in the strips better penetrate the tooth enamel and ultimately leads to whiter teeth—that will stay whiter for up to 36 months.Oct 18, 2021
What is bad about teeth whitening?
Agents found in teeth whitening treatment can damage the developing teeth, especially the pulp chambers, which can cause sensitivity. Some patients also find that their custom mouth-trays are uncomfortable, which is caused by the tray not aligning properly with their mouths.Oct 23, 2020