Fans of the Shrek movies might remember this classic quote: "Onions have layers. Ogres have layers...We both have layers." Well, skin - like ogres and onions - has layers too. The two most notable layers of the skin are the epidermis and the dermis, which correspond to epidermal and dermal pigmentation. The epidermis is the surface layer of the skin, and the dermis is the inner layer that you cannot touch. You can experience skin problems on both layers. Treating Epidermal and Dermal Pigmentation If you have ever treated your pigmentation with a topical lightening ... Read More