MuscleTech Black Onyx Shatter Pumped 8 20-Serving Pre-Workout Supplement: 2 for $25

Shatter Pumped 8™ Black Onyx® is a powerful, non-stim pre-workout engineered for the strongest muscle pumps and vascularity. It is an exclusive combination of 4g of pure 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.^

1 g VasoShock-XR™
4 g L-Citrulline
150 mg VasoDrive-AP®
100 mg Spectra™