Pump JuiceTransparent Labs Pump Juice is formulated to take your workouts to the next level by delivering intense muscle pumps, sustained power, and razor sharp focus. At its core is the Juicy Pump Complex, which combines 6 g of pure Lcitrulline to boost nitric oxide production and enhance blood flow, 3 g of GlycerSize glycerol powder to draw water into muscle cells for that full, swole look, and AgmaPure agmatine sulfate to further amplify vascularity.