CHICAGO, Sept. 27 /PRNewswire/ -- Obagi Medical Products, Inc. (Obagi) the leader in skin transformation, unveils its newest antioxidant therapy skincare line of topical products -- Obagi Professional-C Serum -- at the American Society of Plastic Surgery's annual meeting held in Chicago September 24th -- September 28th. This complete line of serums is designed to deliver greater penetration of professional strength Vitamin C to the dermis and epidermis. Professional-C Serum is clinically proven to provide up to two times more penetration than leading formulations and to remain stable for longer periods of time than other Vitamin C treatments. Obagi Professional-C ....