Non-Stimulant. 1g VasoShock-XR. 4g L-Citrulline. 150mg VasoDrive-AP. 100mg Spectra. 8 Hour N.O. Pre-Workout. Research Backed Key Ingredients. Clinical Does, Full Transparency, All Power. Shatter Pumped 8 Black Onyx Is A Powerful, Non-Stimulant Pre-Workout Engineered For The Strongest Muscle Pumps And Vascularity. It's An Exclusive Combination Of 4g Of L-Citrulline with VasoDrive-AP and Spectra, Plus the Exclusive Key Ingredient VasoShock-XR, Which Is Scientifically Shown to Boost Markers of Nitric Oxide (N.O.) for up To 8 Hours. Boost Plasma Markers of N.O. For Up To 8 Hours. Shatter Pumped 8 Black Onyx Is The First Pre-Workout To Feature The Key Ingredient VasoShock-XR, A Highly Concentrated And Scientifically Backed N.O. Booster. The Clinical Dose Found In 2 Scoops Of Shatter Pumped 8 Black Onyx Was Shown To Elevate Key Markers Of N.O. In Blood Plasma and Saliva For Up To 8 Hours. Superior Muscle Pump Amplifier. Boosting N.O. Is Crucial For Triggering Muscle Pumps And Vascularity. This Is Why Shatter Pumped 8 Black Onyx Is Loaded With Powerful Doses Of Other Key N.O. Boosting Ingredients, Including 4g Of Pure L-Citrulline. That's More Than What Is Found in Even 6g Of L-Citrulline Malate. Plus, It Has Research-Inspired VasoDrive-AP, A Unique Compound Engineered To Support Muscle Pumps. Furthermore, There's The Unique Spectra Blend Of 29 Plant-Based Ingredients Scientifically Shown In A Separate Research Study To Improve Bioavailable N.O. Concentration In The Blood By 64% Compared To Placebo. With Its Cutting-Edge N.O. Formula, Shatter Pumped 8 Black Onyx Will You Have You Experiencing Extreme Prolonged Muscle Pumps Unlike Anything You've Experienced Before.