Essential amino. Electrolytes. Anytime energy + electrolytes + blueberry lemonade flavor. Essential Amin.O. Energy plus electrolytes offers a combination of 5 grams of amino acids, 100 milligrams of caffeine (100 mg of caffeine from natural sources) (As much caffeine from natural sources as 8 fluid ounces of standard brewed coffee), and electrolytes to support performance, endurance and active living. Benefits: Supports everyday performance and goals; Replaces electrolytes lost in sweat during exercise; Supports endurance. Occasion: Anytime you need an energy boost: Anytime of the day. Pre-workout energy & hydration: 15-30 mins before training. Post-workout recovery & rehydration: After training.