Dr. Irfan Unal
Dr. Irfan Unal is a herbalist, consultant on herbal medicines and cosmetics, and also a specialist on stevia. He has a Ph.D. in entomology from National University of Malaysia. He later became interested in the studies of herbal medicine, the healing properties of plants and their benefits on human body. He is currently the director of Herbalwise Holdings and Steviasugar Corporation, where he produces herbal medicine, cosmetic as well as formulates stevia based products.