ProSupps - Mr. HYDE Nightmare Pre-Workout Your Competition's Worst Nightmare: Perform: L-Citrulline & Beta-Alanine have been shown to help improve blood flow and athletic performance* Replenish: Himalayan Rock Salt helps to improve muscular performance by replenishing lost electrolytes* Energize: 3-Sources of Caffeine may help support sustained energy. Research has shown that Alpha GPC helps improve mental focus* Energy Focus Electrolytes 300mg Caffeine Banned substance tested Natural & Artificial Flavors