Believe it or not, Amazon's top-selling toothpaste doesn't come from a household name or contain peroxide, a traditional whitening ingredient. In fact, it's fluoride-free and boasts activated charcoal ...

Are your teeth looking a little worse for wear these days? If whitening strips are not your thing — some folks find them irritating, and others just aren't into bleach — we've got some good news, and ...

Decipher fact from fiction before joining the toothpaste trend. Sharmon Lebby is a writer and sustainable fashion stylist who studies and reports on the intersections of environmentalism, fashion, and ...