Push Harder, Last Longer, Take It to the Next Level. Electrolyte Enhanced Energy Shot. Provides Energy. Excellent Source of Vitamin C. Added Electrolytes. With EnergySource®. 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 best - before, during, and after training and competition. Formulated by Brendan Brazier, professional Ironman triathlete and best-selling author on performance nutrition, Vega S.