Stimulyze Max High Intensity Nootropic Powered Pre-Workout. Stimulyze MAX Promotes Do not combine with other stimulants. Features 6g L-Citrulline, 3.2g Beta-Alanine, and a 290mg Caffeine matrix with Alpha GPC, L-Tyrosine, and AstraGin® to amplify nitric oxide, boost energy, and sharpen focus.