Harness | Pre-Workout

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HARNESS® is a comprehensive pre-workout solution scientifically-formulated to increase your athletic performance. Key ingredients in HARNESS® have been demonstrated to increase VO2 max, voluntary maximum contractile force, and total time to fatigue, while simultaneously decreasing feelings of fatigue. 6g L-Citrulline 3.2g Beta-alanine 254mg VasoDrive-AP ® 250mg Cognizin 150 ElevATP® 75mg ZumXR™ (XR Caffeine) Servings per container: 20 (40 scoops) Show more