On this episode of Take My Money, PureWow creator Kate Kesselman finally got her hands on the viral Colgate Optic White Overnight Teeth Whitening Pen ($25; $19) and decided to put it to the test.

Here's an easy-peasy deal you can score on Colgate toothpaste at CVS! Save on Colgate Toothpaste! This week you'll score 2 ...

Colgate has said its toothpaste, sold under brands such as Colgate Total and Colgate Optic White, holds roughly one-third of the U.S. market. Sutula said the company's plans to decrease the ...