With that being said, while they are a convenient and easy accessory, not everyone should use them. But, if you’ve already whitened your teeth, the pens are great to maintain it,' Kantor says. 'Whitening pens are not as effective as the strips or in-office treatments, because the product is not isolated on the tooth long enough. They are easy to carry around, use, and don’t take long to apply. Brian Kantor of Lowenberg, Lituchy & Kantor in New York City, the benefits of using whitening pens is that it is easy to use and is very convenient. Though they can be used to help you work toward a gleaming smile, they're more about maintenance.

Teeth-whitening pens generally fall into the latter camp, offering a pocket-sized dose of whitening agent you can apply anytime, anywhere. There's a wide range of at-home whitening products on the market, ranging from fancy and expensive to user-friendly and affordable. While this might seem a bit shallow or like we're chasing an unrealistic beauty feat, getting a brighter smile is more accessible than ever. As a matter of fact, when someone comments on our pearly whites, we are ecstatic. We'd be lying to you if we said we didn't care about the color of our teeth. White teeth are a sign of good health, good personal hygiene, and even good genes-all things people are attracted to on the most primal level.

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