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However, the best teeth-whitening pens can minimize the look of surface stains for visibly radiant results.

Multiple Allure editors applying teeth whitening pens on a social mediathemed background

Collage: Laneen Wells; Source images:Allureeditors

“One end whitens my teeth with ease (just brush it on!

This whitening pen also contains coconut oil to help fight bacteria.

This intensive stain remover reveals a white smile with its 35% carbamide peroxide formulation.

A red Colgate Optic White Overnight Teeth Whitening Pen on light gray background

Allurecommerce writer Jennifer Hussein applying the Colgate Optic White Overnight Pen

“Carbamide peroxide is used because it’s a comparatively stable compound,” hesays.

When should I use a teeth-whitening pen?

How often and when you should use your teeth-whitening pen depends on its formula and the provided instructions.

Moon Oral Care Smile Perfector Duo in branded white dual-ended applicator on light gray background

Allureshopping market editor Angela Trakoshis applying the Moon’s innovative Smile Perfector Duo

We are particularly discerning when writing about skin-care devices.

Our staff and testers

A beauty product is a personal purchase.

Bright Pen in branded blue and white applicator next to branded box packaging on light gray background

Allureinterim shopping director Deanna Pai applying the Lumineux Bright Pen

3D Teeth Whitening Pen in branded silver applicator next to branded box packaging

Precision Whitening Pen in branded black applicator next to purple box packaging

Whitening Pen in branded blue and white applicator next to branded box packaging

Whitening Pen in branded pen applicator on light gray background

Whitening Pen in branded white pen applicator next to branded box packaging