|Cosmetic Dermatology - February 2006|
Four skin types - dry, oily, combination, and sensitive - were defined and characterized in the early 1900s. Since then, the market for skin care products has developed into a billion-dollar industry. Although formulations have evolved with increasing sophistication and an ever-expanding foundation of research, the dermatologic medical establishment has made no discernable progress in creating methods of accurately characterizing skin types to assist patients in finding and using the products most appropriate for their particular skin type. Clinical experience over several years has prompted me to develop a system of skin typing based on current classifications of skin as dry or oily, sensitive or resistant, pigmented or non-pigmented, and wrinkled or tight (unwrinkled). Because these categories are not mutually exclusive, 16 possible skin types emerge from the fundamental 4 skin type parameters.
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