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.

In-office whitening treatments can be expensive, so many people turn to at-home teeth whitening. Here's what you need to whiten your teeth at home.

But at-home teeth whiteners can make a real difference against common culprits like staining caused by coffee, tea, red wine, soy sauce, or anything else that can stain a white T-shirt.

NEW YORK, Jan 31 (Reuters) - Colgate Palmolive (CL.N), opens new tab is looking at ways to reduce the impact of possible tariffs on its toothpastes ... and Colgate Optic White, holds roughly ...

NEW YORK (Reuters) – Colgate Palmolive is looking at ways to reduce the impact of possible tariffs on its toothpastes, which the company ... sold under brands such as Colgate Total and Colgate Optic ...

NEW YORK – Procter and Gamble and Colgate-Palmolive are among the defendants ... from US health regulators that fluoride-based toothpastes and rinses not be used by children under the ages ...