Dietary Supplement. New Name, Same Great Product Performance Optimizer is Now Pre-Workout Energizer. Get in the Zone with Energy to Burn*. Provides Immediate & Sustained Energy*. Increases Endurance, Aerobic & Anaerobic Energy*. Enhances Mental Focus & Recovery*. Increase Energy, Endurance & Mental Focus*. Natural Plant Based. Dairy, Gluten & Soy Free Vega Sport is the first all-natural, plant-based performance enhancement system specifically developed to help athletes perform at their.