What clinical studies have been done on GLP-1 Probiotic? In a consumer study of 274 people taking GLP-1 Probiotic for 6 weeks, 91% reported reduced food cravings. Based on promising findings from this initial consumer study, Pendulum is planning additional clinical trials to further our scientific understanding. Why did you decide to create a GLP-1 supplement? At Pendulum, customers are at the center of everything we do. We recognized there was a need for a natural solution to address cravings and appetite control, and our consumers studies and published research show that the beneficial bacteria strains used by Pendulum are particularly effective in this area.