The world of professional skin care provides aestheticians numerous tools to assist in the management of photo aging, acne, pigmentation, dry skin, and other epidermal challenges to improve the quality and preserve the integrity of this very complicated immune organ. The cleanser, serums, creams, peels, microdermabrasion, LED, ultrasound, etc., directly impacts the complex and central world of the Stratum Corneum (SC). How well do you…