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Goldman says, "You can use strips that you apply to the teeth, a custom tray made by a dentist that you fill whitening gel or a pen with whitening product that you paint directly onto the teeth."
The best at-home teeth whitening products that are approved by the American Dental Association and contain hydrogen peroxide for a blindingly bright smile.
This whitening pen has a 4.3-star rating from more than 2,100 shoppers. Pros "My teeth have constant coffee stains so I always need some form of whitening. I've been using the Crest whitening ...
The tooth whitening endpoint does depend on the frequency of use and ingredients of the product. [1] Whitening gels are applied onto the tooth surface with a small brush. [1] The gels contain peroxide and are recommended to be applied twice a day for 14 days. [1] The tooth whitening endpoint like that of the whitening strips. [1]
Laundry detergent fluorescing under ultraviolet light. Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs), or fluorescent whitening agents (FWAs), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm) through the ...
A few minutes in, my formerly yellowed teeth looked whiter overall, and in my case, my teeth on the sides more closely matched the bright porcelain hue of my front two crowns.