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 ...

As a blonde, I am religious about de-brassing my hair on a weekly basis,with purple toning shampoo treatments, which work by depositing purple pigments on the hair shaft and thereby counteracting ...

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 ...

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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 ...

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 ...