Ever wondered what exactly you're putting on your skin? We've been wondering too. Join Dr. Guerry Grune as he discusses sunscreens, chemicals to watch out for in personal care products, and antibiotic ingredients. Each Thursday, join Dr. Raja and Dr. Hadar, board certified dermatologists, as they share the latest evidence based research in integrative dermatology. For access to CE/CME courses, become a member at LearnSkin.com.   Guerry Grune, PhD is an Associate Professor in the Pratt School Masters of Engineering Department at Duke University, where he lectures on Intellectual Asset Management and green, sustainable new product development. He has authored over 50 publications and technical disclosures and is listed as an inventor or co-inventor in over 100 patents, patent publications, and patent applications either pending or granted.