When it comes to having a brighter smile, there’s no shortage of options. There’s in-office whitening procedures, special toothpastes, whitening strips and gels – so many choices! But one seemingly bizarre solution definitely stands out: charcoal. Recently, it’s become something of a trend to use activated charcoal in toothpaste or in powder form for teeth whitening. Does this technique work? Is it even safe? Here’s what you’ll need to know before getting in on the activated charcoal fad.