Is Charcoal Toothpaste Safe to Use?

Remember when barbeque grills were the first thing you thought of when you heard the word charcoal? Oh how naïve we were. Nowadays the black stuff (in its activated persona, not the same stuff dad uses on the Fourth of July) has made its way into everything from supplement pills to face masks thanks to its detoxifying powers that purportedly enable it to grab onto everything from dangerous chemicals (it’s used in some hospitals to treat poisonings) to dirt and oil. So it’s hardly a surprise that people have also latched onto the seemingly paradoxical idea of applying charcoal for cleaner, brighter teeth. But is this internet miracle product really all it’s cracked up to be when it comes to your pearly whites?

Get the details on Harper's Bazaar.