2.Or a Colgate Optic White Overnight Whitening Pen for 45% to remove some of those set-in stains. Each pen contains 35 treatments that you apply after you brush your teeth at night. Then head to ...

Other products, like some whitening pens, may indicate they offer overnight brightening ... This Colgate whitening pen is filled with a quick-drying serum that doesn't leave a sticky residue. It's ...

The best at-home OTC teeth whitening products that actually work even for sensitive teeth, including the safest, most ...

If you want a paint-it-on option that’s a bit easier to manage than Bite’s kit, a whitening pen might be your best bet. Auraglow’s whitening gel dispenses with the click of a button on the ...