Adding to the charcoal-based product trend, Curaprox USA is releasing Black Is White, a charcoal toothpaste that whitens teeth, according to the company. The toothpaste removes stains on teeth using ...

There are plenty of toothpastes out there that make claims to whiten teeth, but the claim is often followed by an asterisk. As a beauty editor, I receive hundreds of beauty pitches on a daily basis, ...