The Best Teeth-Whitening Products for Any Budget

If you want an extra boost of whitening power, use this along with your favorite whitening gel.” states These one-time-use trays come pre-loaded with whitening gel and go in like a mouth guard to cover all of your teeth, molar to molar.But things changed when Crest Whitestrips burst onto the scene more than 15 years ago (yes, it’s been that long).Blue light helps reduce bacteria, causing a whitening effect, while red and infrared lights actually improve gum health by increasing blood flow.Luckily, we’ve tried ’em all and rounded up the best.

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