Kraken Pump: the ultimate non-stim nitric oxide booster. If you've ever stared at the ceiling all night after a pre-workout-fueled training session, thinking, "I should not have taken that caffeine", then you've come to the right place. If you've ever prayed to the supplement industry "overlords" for a product that could improve your workouts without devastating your sleep schedule, then you've come to the right place. If you've ever bought a supplement with an under-dosed “pump matrix”, then - you guessed it - Sparta Nutrition has something new and powerful for you. So get ready, because stimulant-free no longer means "boring"! We're confident to say that we've officially nailed the pre-workout pump formula! For the late-night or stimulant-free athletes out there who demand massive pumps and performance, the new Kraken Pump is your next weapon to combat sluggish, uninspired, unfocused workouts. Kraken Pump is our answer to a question that faces supplement consumers far too often: "Does a pre-workout need caffeine to work?" Before this epic combination of stimulant-free ingredients, that may have been a legitimate question. But not anymore.