I take my beauty products very seriously, so when something gets internet famous, my knee-jerk reaction is to be suspicious. Listen, that’s just how I am after working in this industry for more than a decade. I’ve been tricked by before-and-afters, sucked in by buzzy marketing lingo, and have let my guard down one too many times. But part of the fun of working in this space is being proven wrong. In fact, Erin Jahns and I live for it—nothing is more exhilarating than realizing a viral product is actually deserving of its fame. And we’ll be the first to come out and say that these 17 special finds have not only earned the spotlight but we can’t live without them now. From makeup and skincare to fragrance and tools, these mega-famous beauty products have changed us. Watch (and shop!) our livestream to get all the juicy details, or keep scrolling for a peek at what makes each of these items so special to us.