Beyonce Knowles Weight Loss Routine Beyonce Knowles Celebrity Diet and Workout. Beautiful singer and actress Beyonce Knowles diet and exercise secrets revealed! Not only does Beyonce stay in shape for her stage performances, she also will go extreme measures to adapt her body and appearance for film roles. Beyonce Knowles Diets So does Beyonce follow specific diets, or a strict weight loss program? Or is she one of those famous artists who doesn’t eat anything outside her “weight loss program” or her “Fast Diet“? It turns out Beyonce is one of those artists who actually does watch what she eats, and […]