Stem cells have been integrated into beauty for the last few years. When it comes to reaping the benefit of these specialized extracts, the world of plastic surgery has gained a hold of them, too.

First, it was all about the skin-rejuvenating benefit of stem cells when extracted from fat and used to rejuvenate the face. While it seemed promising, there was no hardcore scientific data that proved that the stem cell facelift actually did any more than regular fat injections.

Now, it’s all about utilizing stem cells from the umbilical cords of newborns—controversial, yes—in hopes of turning back the hands of time.