An impressive 44 percent carbamide peroxide lightening agent takes effect in just one minute to dissolve all manner of stains. (Avoid eating or drinking for around an hour after each dose.)
If your pearly whites are looking a little dull and yellow, fear not! There are many ways to achieve shiny teeth at-home, without visiting the dentist’s office or breaking the bank. The biggest culprit for yellow smiles? Extrinsic teeth stains."These are the stains located on the exterior of your teeth and normally caused by eating and drinking things like coffee, tea, dark-colored berries, some medication, or not brushing your teeth consistently," says cosmetic dentist.
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