• BUILD MUSCLE and STRENGTH - Formulated with a super creatine compound to support strength and performance. Whether you're just starting your fitness journey or you're striving for a new goal, C4 will help unlock your full potential
• INCREASE REP COUNT - C4 pre workout for women and men is formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, which has been studied to support muscular endurance and fight fatigue and may cause a harmless tingling sensation
• MORE CAFFEINE, PLEASE - Formulated with a patented and clinically studied compound that may help the body prolong its caffeine tolerance buildup. Take 1 serving of sugar free pre workout mixed with 6 fl. oz of water 20-30 minutes before training
• INCREASE REP COUNT - C4 pre workout for women and men is formulated with CarnoSyn Beta-Alanine, a premium clinically studied beta-alanine, which has been studied to support muscular endurance and fight fatigue and may cause a harmless tingling sensation
• DELICIOUS FLAVORS UNLIKE ANYTHING ON THE MARKET - Cherry Limeade, Fruit Punch, Icy Blue Razz, Orange Burst, Strawberry Margarita, Juicy Candy Burst, Watermelon, and Pink Lemonade

From the manufacturer

Backed by 20 years of sports nutrition expertise, we continue to raise 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 Original Explosive Pre-workout for Men & Women

C4 Original is fueled by classic energy, endurance, pumps, and performance. Whether you’re just starting out or striving to reach that next level, C4 Original will help you unlock your full potential.

• 150mg of caffeine delivers explosive energy that’s ideal for mild to intermediate stimulant levels
• Formulated to build lean muscle mass & increase strength
• Studied to help increase rep count, performance, and fight fatigue with the clinically researched CarnoSyn Beta-Alanine
• Ingredients like Creatine Nitrate (NO3-T) and Arginine support powerful pumps
• Contains TeaCrine clinically studied to improve sustained energy
• N-Acetyl L-Tyrosine for focus support
• Incredible sugar-free flavors with zero calories
• 250mg of Vitamin C

America’s #1 Selling Pre-Workout*

Millions of people­—ranging from beginners all the way up to the elite competitors, have trusted C4 pre-workout to ignite their fitness journey.