Published by admin at April 9, 2013 The skin is made up of two layers, the epidermal layer, which is at the top, and the dermis, which is the bottom layer and provides the blood, oxygen, collagen and structure to the skin. With aging, sun exposure and factors such as smoking the epidermal layer accumulates dead cells and starts looking rough, discolored, wrinkled, loose, pigmented and uneven. […]