Luster Premium White Instant Whitening Toothpaste is the brand's answer to our quick-and-easy demands for teeth whitening. It may seem strange to commit to a brushing routine that doesn't involve water, but with the promise of instantly whiter teeth after just one brush, we couldn't resist trying. Does this toothpaste deliver? Watch and find out.
Luster Premium White Instant Whitening Toothpaste, $5.99/single, $9.99/double, available at Amazon.
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