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 ...

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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 ...

Have you ever seen a photo of yourself, checked your smile, and thought, "I could use some teeth whitening"? Well, a lot of us have been there. The good news is that you can give your smile a little ...

At-home teeth whitening kits or toothpastes are great for getting a whiter smile at home without the costs of in-office treatments. However, it's important to remain realistic about what you can ...

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 ...