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We Tried the Colgate Optic White Overnight Teeth Whitening Pen—But Does It Actually Work?
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.
The best teeth whitening toothpastes of 2025, according to dentists
We compared all the best whitening toothpastes to find the best one that may actually help your teeth brighten up.