Deep Impact

Everything you need to know about hair care’s new It ingredient.

WHEN’S THE LAST TIME YOU went to bed without washing and moisturizing your face? Hopefully never. But when it comes to hair care, we tend to be a little more relaxed—as anyone who has sprayed half a can of dry shampoo on their roots on day five of a blowout can attest. And that’s okay, but it means that when it comes time to wash your hair, you need a deep-cleansing product that can remove buildup but also be gentle on strands. Enter your new secret weapon: charcoal.