Pre Stack INGUZ Pre Workout


Pre Stack  Pre Workout

Continuing on the tradition of the original Fitness Stacks Pre Stack Extreme, the new INGUZ version is a true power house pre workout.The label is insane and the performance is a power not to underestimate!

What you can expect from Pre Stack

  • Relentless Energy
  • Laser Focus
  • Eurphoria
  • Immediate hit

Supplement Facts


  • L-Citrulline (6000mg) converts to L-arginine in the kidneys, producing nitric oxide for better blood flow, oxygen delivery, and nutrient uptake during exercise.
  • Betaine Anhydrous (2500mg) aids in strength and power
  • Choline Bitartrate (1400mg) promotes acetylcholine production for brain and muscle function
  • L-Ornithine (1200mg) reduces fatigue.
  • L-Tyrosine (750mg) boosts mental focus
  • Alpha GPC 50% (600mg) supports cognitive function,
  • Phenylethylamine (PEA) (400mg) increases mood and concentration
  • Caffeine Anhydrous (350mg) provides a significant energy boost.
  • Theobromine 20% (300mg) synergizes with caffeine for a smoother, longer-lasting energy curve,
  • Eria Jarensis (300mg) enhances focus and energy,
  • Dendrobium Extract (flower) (10:1)(100mg): This orchid extract has been traditionally used in Chinese medicine and is sometimes included in pre-workouts for its potential to boost physical and athletic performance, although research is limited.
  • Synephrine HCL(90mg): Synephrine is a stimulant commonly found in bitter orange extract that can increase metabolic rate and energy expenditure. The 90 mg dose is substantial and will synergistically enhance the thermogenic effects of caffeine.
  • Astragin® (Panax notoginseng and Astragalus membranaceus)(26mg): This patented blend is designed to enhance the absorption of various nutrients, which could potentially improve the effectiveness of other ingredients in the pre-workout.
  • Huperzine serrata (std 1% Huperzine A): Huperzine A is an alkaloid derived from Huperzia serrata and acts as a cognitive enhancer by inhibiting the enzyme that degrades acetylcholine. A 20 mg dose may help support focus and mental clarity during workouts.

USA priority shipping is flat rate and FREE over $60. All orders ship priority and should arrive within 2-4 business days. 

International shipping cost depend on destination and prices are based on our discounted rate taken from the carriers. Shipping times depend on level of service you choose. 

We ship fast :)

  • Get your order in before 2 pm eastern for same-day dispatch. All other orders will ship next business day. 
  • You'll receive both a dispatch notification and a tracking link once your order has been processed.
  • Please allow 24 hours for scans to start appearing on the tracking link
  • All orders will be processed within 1 business day pending any delays

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Customer Reviews

Based on 7 reviews
Wilson B

Repeat buyer the best pre work out I have experienced. I have even got a few of my gym buddies hooked. Extreme focus and euphoria feeling while lifting. Highly recommend.


Pre Stack Extreme Pre Workout

Matt Joos

God tier Pre

Travis Young

Pre Stack Extreme Pre Workout

Jordan Lancaster

Hits hard and lasts for a while. Felt the mood elevation too which was a big plus. Definitely would recommend to any swim junkie.