Dr. Ursula Wölwer-Rieck is a food chemist and tenured academic Councilor in the Department of
Nutrition and Food Sciences, University of Bonn, Germany. More
Global Stevia Institute - Prefooter
The Global Stevia Institute (GSI) provides science-based information about stevia, nature’s zero calorie sustainable sweetener. The GSI is advised by an international board of leading scientists and health professionals.