Cellucor C4 Ultimate Carbonated RTD

Built for ultimate energy and high-performance focus, Cellucor C4 Ultimate Carbonated RTD delivers no-holds-barred power with 300mg of caffeine per can and a crisp, refreshing carbonation. Designed to overdrive workouts, long days, and intense training sessions, C4 Ultimate provides explosive energy with zero sugar, zero carbs, and zero calories, making it ideal for serious athletes and high-performance lifestyles.

Formulated with clinically studied ingredients including BrainBerry® Coffee Fruit Extract and Cognizin® Citicoline to support focus and mental performance, this advanced energy drink also helps support endurance and hydration without artificial colors or flavors. Every can delivers a powerful Tri-Stim Energy Experience that hits fast and lasts.

Available in bold, great-tasting flavors including Arctic Snow Cone with a cool, crisp finish and Fruit Punch with a sweet, vibrant taste. Each 12-pack delivers consistent high-level energy, clean ingredients, and incredible flavor with no compromise.