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Science-backed pre workout.

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WHY C4?

Whether it’s the 6 am lifting session, that extra squat rep, or that evening crossfit class after your 10-hour workday, there's a C4 pre-workout formulated just for you.

C4 Original

C4 Ripped

C4 Ultimate

Caffeine Levels
135mg Caffeine
150mg Caffeine
300mg Caffeine
Built In Benefits
Explosive Energy
Fat Loss Formula
Powerful Pumps
Sugars
Zero Sugar
Zero Sugar
Zero Sugar
Endurance
Flavors Offered
Orange Burst, Watermelon, Cherry Limeade, Fruit Punch, Icy Blue Razz
Raspberry Lemonade, Cherry Limeade, Fruit Punch, Icy Blue Razz
Icy Blue Razz, Strawberry Watermelon, Orange Mango, Sour Batch Bros, Cotton Candy


THE CORE PRE WORKOUT LINEUP

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C4 ORIGINAL

$24.99

Available in 4 flavors

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 Caffeine

  • Explosive Energy + Heightened Focus

  • 1.6g CarnoSyn® Beta-Alanine

  • Flavor Packed + Easy to Mix

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C4 RIPPED

$34.99

Available in 4 flavors

Building on C4 Original, C4 Ripped supports energy, pumps, and performance, but also features a powerful cutting formula with l-carnitine, Capsimax cayenne extract, and additional ingredients to help support your fat-loss efforts.

  • 150mg Caffeine

  • Fat Loss Formula

  • Energy + Endurance

  • Variety of Flavors

C4 Ultimate | Pre-Workout | XTEND
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C4 ULTIMATE

20 SERVINGS
$44.99

Available in 5 flavors

Our most advanced pre-workout, C4 Ultimate is fully loaded with 300mg of caffeine, 6g citrulline malate, 3.2g CarnoSyn Beta-Alanine, and an array of supporting ingredients to deliver the ultimate in explosive energy, pumps, performance, and focus.

  • 300mg Caffeine + Rauwolfia

  • Powerful Pumps + Peak Performance

  • Extreme focus + muscular endurance

  • No artificial dyes or flavors

4.8/5 rating - 40,000+ reviews

LOVED BY THOUSANDS

"I prefer working out fasted, and C4 wakes me right up and gives me crazy energy."

“This is probably the best pre workout I've had in a long time when it kicks in you feel it working"

“I seriously cannot believe how I made it through my workouts before using C4.”

“Just what I needed to give me that extra boost during my morning lift session!”