More About Us

Expert Pharmaceutical is a newly established dietary supplement manufacture and packaging provider in the City of Industry, California. Our facility has been designed, engineered, and managed strictly adhering to the FDA rule 21 CFR part 111 - cGMP in Manufacturing, Packaging, Labeling, or Holding Operations for Dietary Supplements.

Our team members are committed to developing safe, effective, and innovative proprietary products of herbal extracts, vitamins, and other nutritional supplements with a combination of modern and traditional medical knowledge, we are passionate about helping brand owners manufacture and bring high-quality dietary supplement products to the market.​

About Founder and CEO
Our founder and CEO, Dr. Willow Liu is a natural product expert with 35 years of experience in research, teaching, and practice of herbal medicine, the President of American Association of Chinese Herbs (AACH), key author of Traditional Herbal Medicine Research Method - Identification, Analysis, Bioassay, and Pharmacological and Clinical Studies. It's the only book available worldwide that fully introduces research methods for traditional herbal medicine using modern botany, chemistry, biochemistry, pharmacology, and clinic study. 

She was trained in the groups of several world-renowned pioneers of natural products (Prof. Xinsheng Yao in China, Prof. Rudolf Bauer in GermanyProf. Koji NakanishProf. Norman Farnsworth, and Prof. John Pezzuto in the USA).

Dr. Willow Liu had taught in several colleges in China and the USA including but not limited to Natural Product Chemistry, Modern Nutrition, Modern Pharmacology, Nutrition of Chinese Medicine, and Chinese Materia Medica. 

Dr. Willow Liu has a B.S. in Chinese Material Medica, an M.S. of Medicine, and a Ph.D. in Natural Product Chemistry in China. She was successively a post-doctoral research scientist at Columbia University, a research fellow of Alexander von Humboldt Foundation in Germany, a professor of Liaoning College of TCM in China, a visiting research assistant professor in College of Pharmacy, University of Illinois at Chicago, a part-time professor at South Baylo University,  professor in College of Acupuncture and Oriental Medicine in Southern California University of Health Science and Alhambra Medical University.

About Our Chief Scientist
Dr. Elisa G. Gutierrez received her doctorate in organic chemistry from UC Davis with Dr. Annaliese Franz in 2014. She specialized in the enantioselective synthesis of drug scaffolds and natural product-related core structures.
Her post-doctoral was focused on the synthesis and properties of phosphorous-containing biological probes in the laboratory of Dean of Chemistry Dr. Charles McKenna at the University of Southern California. She also has experience working in a GMP manufacture.