PRE Extreme



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Extreme Pre-Workout Warning: Our Strongest Formula Yet!

  • Experience mind-blowing muscle pumps
  • Get 1,650mg of a high-octane stimulant complex
  • Accelerate performance and recovery with 15g of patented Cluster Dextrin®
  • Amplify mental focus and acuity for a solid mind-muscle connection
  • Enjoy a pre-workout loaded with powerful patented ingredients to enhance your workout performance

Cluster Dextrin-Infused Pre-Workout for Enhanced Performance

NutraBio PRE Extreme is an ultra-high stim pre-workout that takes your training to the next level. With 15,000mg of Cluster Dextrin and 4mg of Yohimbine HCL, it fuels your muscles with glycogen and enhances your energy and focus. 

The formula is built on a foundation of clinically dosed and scientifically supported ingredients, which promote abundant energy, strength, endurance, and focus. By combining these elements, PRE Extreme helps physically and mentally prepare the body, encouraging muscular strength, power, and endurance gains. Get ready for the most advanced, intense, and hard-hitting pre-workout today!


  • Ultra-high stimulant formula: PRE Extreme is NutraBio's most extreme pre-workout formula to date, with an ultra-high stimulant complex that delivers a potent dose of energy and focuses on helping you power through even the most intense workouts.
  • Enhanced muscle pumps: PRE Extreme features 15,000mg of Cluster Dextrin, a patented carbohydrate that helps rapidly supply working muscles with fuel (glycogen) to promote enhanced muscle pumps and endurance.
  • Research-proven ingredients: The ingredients in PRE Extreme are clinically dosed and scientifically supported to enhance workout performance and yield tangible outcomes. You can trust that you're getting a pre-workout supplement backed by science.
  • Hardcore and intense: If you're looking for a pre-workout supplement that is hardcore and intense, then PRE Extreme may be the perfect fit for you. It's designed for athletes serious about pushing their limits and taking their workout performance to the next level.
  • No proprietary blends or fillers: NutraBio's PRE Extreme is free of proprietary blends, fillers, and artificial colors and flavors. You can trust that you're getting a high-quality pre-workout supplement that is transparent about its ingredients and dosages.


  • Vitamin C (as Ascorbic Acid)
  • Niacin (as Niacinamide)
  • Vitamin B6 (as Pyridoxine HCI)
  • Vitamin B12 (as Methylcobalamin)
  • Calcium (as Calcium Lactate)
  • Magnesium (as Magnesium Glycinate Glutamine Chelate)
  • Sodium (as Sodium Citrate)
  • Potassium (as Potassium Phosphate)
  • L-Leucine
  • L-Citrulline
  • CarnoSyn Beta-Alanine
  • L-Isoleucine
  • L-Valine
  • Betaine Anhydrous
  • Nitrosigine (Inositol-Stabilized Arginine Silicate)
  • L-Tyrosine
  • Choline Bitartrate
  • Caffeine Anhydrous
  • DMAE Bitartrate
  • Huperzine A (Huperzia serrata leaf standardized extract)
  • AstraGin (Panax notoginseng and Astragalus membranaceus root extract)
  • BioPerine (Black Pepper Fruit Extract)
  • Cluster Dextrin (Highly Branched Cyclic Dextrin)
  • Yohimbine HCL