Pluripotent cells are creators of almost every mature cell in body, including the keratinocytes and melanocytes of skin. Reprogramming these mature cells to obtain pluripotent cells, and ultimately using them to produce living tissue using living tissue, this can make Facial implants possible.
Source: http://www.livescience.com/54104-how-long-until-human-faces-can-be-printed-in-a-lab.html