Richard Tseng, Ph.D. is the Senior Director of Quality Control and Quality Assurance for Pharmanex. Dr. Tseng received a Ph.D. in Clinical Chemistry from Cleveland State University. Dr. Tseng was the Section Chief in Pathology Department at Chung Gung Memorial Hospital, responsible for biochemical tests for a 7000-bed hospital. He was the QC Manager at Lederle Taiwan responsible for quality control for dietary supplement, OTC and prescription drugs. The dosage forms included hard shell and soft shell capsules, tablet, parenteral, cream, liquid, powder, and ointment. Dr. Tseng worked as the Technical Director, Cyanamid Taiwan, responsible for new product development for animal drugs and animal feed supplements, QA and QC operations and responsible for antibiotic (Chlortetracycline) fermentation.

He has over 10 years of experience in the dietary supplement, pharmaceutical, animal drug, and antibiotic fermentation. Prior to joining Pharmanex, Dr. Tseng served as Technical Director of American Home Product in Taiwan, where he supervised quality control and product development. Dr. Tseng is a member of American Clinical Chemist Association.