Discover why celebrities such as Jennifer Aniston, Bo Derek and Oprah Winfrey choose Skin Medica’s TNS line to give them a smooth, flawless and radiantly youthful complexion. Following almost two decades of medical research in wound healing, Skin Medica has created a treatment that provides the skin with what it uses naturally to fight aging: growth factors. This exciting breakthrough is light years ahead of its competitors in terms of concentration, delivery and stability.