What Fuels You. Want to discover what elite athletes, pro sports teams & wellness gurus already love? It all began with health scientists trying to provide sustained energy for chemotherapy patients. FRS Healthy Energy is an amazingly delicious performance product, powered by a patented formula containing Quercetin, green tea catechins and essential vitamins. Quercetin is a powerful all natural antioxidant found in foods like blueberries, apples and grapes that works by naturally triggering your cells' ability to produce sustained energy... so you can focus on increasing your stamina to maximize performance. Try FRS products for a week and feel the difference for yourself. Enjoy!