It should be simple: the right combination of specifically targeted ingredients for pump, endurance, strength, and focus all blended together to produce a scientifically sound, and complete, non-stimulant pre-workout. It should be, but it isn’t. It is a good thing for consumers, then, that Core Nutritionals loves a challenge. With Core PUMP, Core redefines the non-stimulant, pre-workout category with more than just a “pump” product. Core PUMP contains cutting edge and trademarked ingredients to maximize ALL performance aspects of your workout, without stimulants or jitters.