ARN Harness RTD deliver the same energy, focus, and pump as our original HARNESS pre-workout powder, but they are conveniently 'ready to drink' - no need for a shaker or water! 350 mg total caffeine (300 mg of Caffeine Anhydrous & 75 mg of Di Caffeine Malate yielding 75%) for long-lasting energy, available in 5 mouth-watering flavors.
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