If you do Bulgarian Split Squats for fun at the end of leg day, this is the pre-workout for you.  

Introducing the Ultimate gain-changer: NEW C4 Ultimate Strength. Designed for those who thrive off the hardest-hitting workouts, our most robust blend features 300mg of Caffeine, TeaCrine®, and Dynamine™, for a tri-stim energy experience in combo with 3.2g of fatigue fighting CarnoSyn® Beta-Alanine + 1.25g of BetaPower ® that will give training to failure a whole new meaning. We turned up the volume on strength and muscle building with a powerhouse blend of 5.5g quality creatine compounds, 2.4g of AI-Powered PeptiStrong®, and 150mg of ElevATP® for increased strength, power and muscle mass. Next, we added 200mg of C4 Exclusive AI-powered peptide, PeptiPump® with a patented VELOX® blend of L-Citrulline, and L-Arginine for seriously satisfying pumps and performance. Step up your training with the new C4 Ultimate Strength pre-workout.  

^Studies have shown benefits of CarnoSyn® Beta-Alanine to be correlated with cumulative use.  

Key Features:

• HARDEST HITTING ENERGY:  Hit harder than ever with the Tri-Stim experience of 300mg of Caffeine + TeaCrine® + Dynamine™.* 
• MUSCLE + STRENGTH BOOST: Gain superior strength + muscle mass with a powerhouse blend of Creatine Compounds, PeptiStrong®, and elevATP®. * 
• UNRIVALLED PUMPS: Made with VELOX®: a patented mix of L-Arginine + L-Citrulline for seriously satisfying pumps & performance.* 
• ULTIMATE MUSCLE ENDURANCE^: Keep each rep hitting as hard as your first with fatigue fighting CarnoSyn® Beta-Alanine + BetaPower ®.* 
• AI-POWERED PEPTIDES: PeptiPump® and PeptiStrong ® are AI-powered designer peptides exclusively found in C4.* 
• ENHANCED MENTAL FOCUS: Get the focus boost needed to HIT HARDER with support from Tyrosine + Huperzine A + Caffeine.* 
• C4: Backed by 20 years of sports nutrition expertise, we’ve raised the bar with an innovative selection of supplements.  
  

^Studies have shown benefits of CarnoSyn® Beta-Alanine to be correlated with cumulative use. 



Ingredients:  

• 300mg Caffeine: Ultimate energy + enhanced focus.* 
• Dynamine™: Compliments Caffeine to help support increased energy.* 
• TeaCrine®: Supports increased energy, mood, and focus when in combination with Caffeine.* 
• Huperzine A: In conjunction with Caffeine, supports enhanced focus.* 
• Tyrosine: Supports cognitive function under stress.* 

• CarnoSyn® Beta-Alanine*: Clinically studied ingredient that helps support muscular endurance and combat muscular fatigue.* 
• BetaPower®: Clinically studied, naturally derived form of betaine, from beets, that helps maintain muscle cell hydration.* 
• PeptiPump® Bioactive Lentil Peptides: Used in combination with VELOX® Performance Blend and Creatine Nitrate to support increased pump and training performance.* 
• Velox® Performance Blend: A patented combination of L-Citrulline and L-Arginine designed to support performance, pump, and recovery.* 
• Creatine Monohydrate: Supports increased strength, power, and muscle mass.* 
• Creatine Nitrate: Supports increased pump and training performance.* 
• PeptiStrong®: Increased support for muscle building.* 
• ElevATP®: Supports increased strength, power, and muscle mass.*