Tianan Jiang

Tianan (Alan) Jiang, M.D., Ph.D., FACN, is a highly experienced nutritionist and scientist with extensive expertise in human nutrition and clinical science. Currently serving as the Senior Principal Nutritionist at Nestlé Health Science since 2021, Tianan leads scientific research and product innovation across global R&D initiatives. A history of leadership roles includes positions as Chief Scientist and co-founder of Allevit Inc., Vice President of Research and Development at Plexus Worldwide, and Director of Scientific Affairs at both Herbalife and Life Extension. With a solid academic foundation from Johns Hopkins Bloomberg School of Public Health and the University of Minnesota, Tianan possesses a Doctor of Philosophy in Nutrition and has contributed significantly to the field through clinical trials, product innovation, and research in public health and dietary supplements.