Dr. Ratan Chaudhuri is President & CEO of Sytheon Limited, a developer and marketer of evidence-based and patented cosmetic skin care ingredients company. Dr. Chaudhuri has been in the cosmetics industry for well over 20 years. Before starting Sytheon Ltd. in 2006, Dr. Chaudhuri was Director of Cosmetics Research & Applications at EMD Chemicals Inc. and prior to that he was R&D Manager at International Specialty Products (ISP). Dr. Chaudhuri has been instrumental in conceptualizing and commercializing numerous products in the Cosmetics, Industrial, and Pharmaceutical markets. He is the inventor of several personal care products - Oxynex® ST, Emblica®, Synovea® HR, Sytenol® A, Asyntra™ SL etc. and helped market these products successfully.

Dr. Chaudhuri is a frequent speaker at the national and international scientific meetings. He is a member of the Society of Cosmetic Chemists, American Chemical Society and Personal Care Products Council. Dr. Chaudhuri has sixty six issued US patents and numerous pending and foreign patents. He has published over seventy scientific papers and written several book chapter articles. Dr. Chaudhuri also contributed several columns in the “Cosmetic Science” section in the Soap, Perfumery & Cosmetics (SPC), UK. His recent column – “The Miracle of Retinol” appeared in the May 2010 issue of SPC. .