C-ESTA® Line Unparalleled Skin Care Management Medical research has established that vitamin C plays an essential role in every aspect of the skin's functioning, including protection from UV damage and repair of cumulative sun-induced aging factors. It has also been proven that for vitamin C to be present in the skin in medically efficacious levels, it must be transported into cells through topical application. The Power Behind C-ESTA: Ascorbyl Palmitate and DAE Complex® C-ESTA is a complex technology that involves stabilization, optimum skin absorption, adequate activity levels, and documented studies on human tissue that substantiate actual physiological changes. The C-ESTA Fact Sheet presents an overview about C-ESTA methods of action, its effectiveness as compared to other forms of vitamin C, and its specific benefits. The Fact Sheet focuses on C-ESTA's two distinct modes of action: Ascorbyl Palmitate and DAE Complex. Read the C-ESTA Fact Sheet.