Professional teeth-whitening ... gums. Whitening pens are formulated with many of the same ingredients as whitening strips, including hydrogen peroxide. They're travel-friendly and easy to use, and ...

The teeth whitening pen is advised to be used thrice weekly for optimal results. Elsewhere, Colgate's Max White Overnight Teeth Whitening Pen is available for £10 at Amazon. It's designed to ...

the McBride Sisters decided earlier this year to pursue a collaboration with Colgate pairing red wine with a teeth whitening pen. “Honestly the biggest driver I think is the McBride sisters have ...