Harness Pre-Workout RTD

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Fully Loaded Pre-Workout - Ready to Drink! 


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!

  • 5000mg L-Citrulline
  • 3200mg Beta Alanine
  • 150mg ElevATP®
  • 350 mg total caffeine (300 mg of Caffeine Anhydrous & 75 mg of DiCaffeine Malate yielding 75%) 
  • 10mg Huperzine A

Each Flavor comes with 12 bottles per case*


The ultimate detox for your blood vessels! L-Citrulline helps to increase production of nitric oxide, which in turn dilates your blood vessels for better FLOW to your muscles. Reducing muscle soreness and enhancing aerobic performance.

Beta Alanine

Who needs limits? Not you! Beta Alanine helps to neutralize the build-up of acid in muscles during high-intensity exercise. This leads to improved exercise performance and reduced muscle fatigue!

Alpha GPC 50%

Brain fog, meet your kryptonite. Alpha-GPC 50% boosts cognitive function so you can stay sharp as a tack. Mental clarity, at your service. Alpha-GPC 50% enhances memory and learning, so you can make the most of every task!


It's like rocket fuel for your muscles! ElevATP® increases ATP production, which means a surge of blood flow, oxygen delivery, and glucose love to your hard-working muscles.

Caffeine Anhydrous

A no-brainer in this pre workout formula! Caffeine helps you power through tough training sessions and smash your fitness goals.

Dicaffeine Malate

Keep that energy coming, all day long. Dicaffeine Malate is the sustained-release ingredient that delivers a steady stream of caffeine-infused energy.

Nutrition Info

Warning Concerning California Residents: This product may contain chemicals known to the State of California to cause cancer and birth defects or reproductive harm.