Essential Amin. O. Energy Electrolytes - Watermelon Splash Offers A Combination Of 5 Grams Of Amino Acids, 100 Milligrams Of Caffeine, And Electrolytes To Performance, Endurance And Active Living. Benefits: 5G Amino Acids To Help Muscle Recovery 100Mg Caffeine To Help Energy Focus 110Mg Sodium, 50 Mg Potassium, 60Mg Magnesium & 200Mg Chloride To Help Hydration And Performance Banned Substance Tested | Optimum Nutrition Essential Amin. O. Energy + Electrolytes - Watermelon Splash (30 Servings)