Add Yahoo as a preferred source to see more of our stories on Google. How does purple toothpaste work? It uses color theory’s principle of complementary colors. Complementary colors are shades that ...

A beauty trend that you may have seen when scrolling through your social media feeds (via an ad, perhaps), is purple toothpaste. In what looks to be after a second of application, in the videos shared ...

I've never met someone who didn't wish their teeth were whiter. But, let's be honest, our teeth are easy to neglect. When was the last time you remembered to floss? I haven't been super into my smile ...

The shift from basic white or gel toothpastes to a variety of modern options has made the simple act of brushing teeth more complicated. The three popular types of toothpaste available today are white ...

Holly has a degree in Medical Biochemistry from the University of Leicester. Her scientific interests include genomics, personalized medicine, and bioethics.View full profile Holly has a degree in ...

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The word has been going around for quite some time now, but not all of us have been quite sure enough to actually put it to experiment. The simple answer is that purple toothpastes do work, but the ...