Description
From the manufacturer

ULTIMATE ENERGY
Fuel your ultimate training and results with 300mg of caffeine for no-holds barred energy.
ULTIMATE ENDURANCE
Unleash ultimate endurance and fight fatigue with 3.2g of the clinically studied CarnoSyn Beta-Alanine.
ULTIMATE SHREDDING
Ignite your metabolism with Capsimax Cayenne, Ginger Root, and Green Tea extract for enhanced fat burning for men & women.
ULTIMATE FLAVORS
Legendary zero sugar C4 taste in every scoop. With billions of servings sold, C4 has been setting the standard in flavor for over a decade.

America’s #1 Selling Pre-Workout*
Millions of people—ranging from beginners all the way up to the elite competitors, have relied on C4 pre-workout to ignite their fitness journey.


Backed by 20 years of sports nutrition expertise, we’ve raised the bar with an innovative selection of supplements. Since every fitness journey is unique, we continue to develop and deliver products that support our customers at every experience level.
The ultimate fat-burning pre-workout for Men & Women
As the ultimate choice for explosive energy and fat loss, C4 Ultimate Shred will help to take your fat burning, performance, and endurance results to the next level.
- 300 mg of caffeine delivers explosive energy that’s ideal for advanced pre-workout users
- Formulated to support energy, weight loss, pumps, and endurance
- Includes 3.2g of the clinically researched CarnoSyn Beta-Alanine, studied to help increase endurance, performance, and fight fatigue.
- Clinically studied doses of Capsimax cayenne to support weight loss
- Weight management support ingredients like Oligonal Lychee fruit and green tree extract
- Neuro Focus support from AlphaSize Alpha-GPC, N-Acetyl-L-Tyrosine, and Huperzine-A
- Incredible sugar-free flavors with zero calories
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