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 ...

In today's market, a variety of toothpaste options are available, but have you ever wondered about the different colored marks on the tubes? If not, let’s delve into the meanings behind these colors!

From the deep red tint in fruit punch to the bright green hue of mint toothpaste, color additives are a quiet but ...

Procter & Gamble’s Crest has enlisted seven-year-old social media influencer Brody Hudson Schaffer as the official “Kid Correspondent” for its new Crest Kids Color Changing Toothpaste. Specifically ...