Optimum nutrition - essential amin. O energy hydration - sun-kissed citrus - 30 servings essential amin. O. Energy electrolytes - sun-kissed citrus offers a combination of 5 grams of amino acids, 100 milligrams of caffeine, and electrolytes to performance, endurance and active living. • supports energy, focus and hydration any time of day ▲ • caffeine from natural sources • amino acids to muscle recovery ▲ • 0g of sugar. Optimum nutrition essential amin. O. Energy + hydration - sun-kissed citrus (30 servings)