C4 Around the world
C4® Now Fastest-Growing Energy Drink in NYC
Explosive Global Growth: Carbonated C4® Expands to UK and Beyond
C4® Delivers Performance Energy to 3,000 7-Eleven Stores
New C4® Smart Energy Unlocks SuperBrain Performance
Smart Energy Takes C4 “Above the Neck”
Cellucor aims to deliver energy and focus with its upcoming C4 Smart Energy
C4 isn't your average energy drink; it's better-for-you performance energy built to help you unleash superhuman performance. Unlike most energy drinks, which deliver a short buzz and sugar crash, C4 is sugar-free and charged with clinically studied ingredients to help you conquer any obstacle. Whether you're fighting the Monday afternoon drag, the burnout of a long work week, or a case of low motivation before your next workout, C4 is the superweapon you need to Awaken Your Super and dominate life.
Caffeine is a central nervous system (CNS) stimulant that forms the legendary explosive energy core of C4.
Helps the body produce key neurotransmitters like dopamine to support mood and cognitive health.
No artificial dyes or colors - zero sugar, carbs & calories
500+ Five Star Reviews on Amazon & Walmart
C4 has an average rating of 4.7/5.0 on over 1,000 review from the biggest e-commerce sites on the planet.
TRY 6 Flavors for Free*
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- 30-day Money Back Guarantee
- Cancel Any Time
After your trial pack, you get
24 Cans Every Month
Just enough to dominate your fitness goals.
Never Pay Full Price
Get 25% off the life of your subscription. Plus Free Shipping.
Reschedule, Increase, or Swap Cans. You have control.
Can I cancel my subscription anytime?
Yes, you can cancel, pause, change flavors, or increase the number of cans in your subscription at any time. Our website is open 24/7.
Do I have to subscribe to monthly delivery?
Our default delivery setting is every 4 weeks, but you can easily change your delivery interval to 2, 4, 6, or even 8 weeks within your account. You can also increase your quantity if you want more C4.
Can I speak with a live representative?
Of course! Call us directly at (866) 927-9686. If you prefer to connect digitally, you can email firstname.lastname@example.org or use our Live Chat feature on C4energy.com.
What flavors come in the six-pack?
We pack in our top six flavors for you to try. This includes Frozen Bombsicle, Strawberry Watermelon Ice, Cotton Candy, Orange Slice, Purple Frost, and Twisted Limeade. Your first 12-pack subscription will default to our most popular flavor, Frozen Bombsicle, but you can easily change this to your favorite flavor at any time.
What if I am not happy with my trial pack?
No problem, we’ll give you a complete refund! We promise a full 100% money back guarantee if you don’t love C4. That’s how much we believe in our product.
What makes C4 such a great performance energy drink?
C4 Energy is made with zero sugar, zero calories, and zero carbohydrates. It's also free from artificial colors or dyes. In addition, C4 contains a combination of clinically studied functional ingredients like CarnoSyn® Beta-Alanine, BetaPower® Betaine, caffeine, and citrulline to help you dominate life.