14 Best C4 Energy Drink Flavors To Try in 2025

Are you searching for C4 Energy Drink flavors to boost your workout and add a burst of flavor to your routine? Made by Cellucor under the Nutrabolt brand, C4 Energy is a pre-workout drink designed to provide a sugar-free energy boost for enhanced fitness performance. While it may not be as well-known as other brands, it stands out with its NSF Certified for Sport label, meaning it’s free of banned substances and safe for college and professional athletes. 

C4 Energy drinks are formulated with CarnoSyn® Beta-Alanine, which helps reduce fatigue and promote endurance and Betapower®, which supports muscle hydration and performance. To keep calories low, they’re sweetened with Splenda® and also contain potassium, Niacin and Vitamin B-12 for added nutritional support. Available in a wide range of bold and unique flavors, C4 Energy is best consumed about 30 minutes before a workout to maximize results.

C4 has recently been named the Official Energy Drink of the New York Knicks, and according to Robert Zajac, Chief Marketing Officer of Nutrabolt, “This partnership not only celebrates a shared passion for excellence but also illustrates our commitment to safe and efficacious ingredients in our products that are NSF Certified for Sport.”

Keep reading to discover the best C4 Energy Drink flavors. You’ll probably want to add a few new one to your pre-workout game plan!

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• C4 Energy Drink Flavors List: 14 Top Picks
• How Much Caffeine is in a C4 Energy Drink?
• Where to Buy C4 Energy Drinks?

C4 Energy Drink Flavors List: 14 Top Picks

1. C4 Performance Energy Cherry Limeade

Are you a fan of cherry-flavored anything? This C4 Energy Drink flavor has a bit of sour acidity mixed with sweet cherry flavors and a tart and zesty lime finish. It’s specially formulated for sports and fitness and is carbonated.

2. C4 Performance Energy Orange Slice

Similar to Orange Crush, this C4 Energy Drink flavor offers a fresh and juicy orange flavor. It’s perfect for a refreshing pre-workout boost or a quick pick-me-up any time of day. You can power through your day without sacrificing taste with zero carbs and no sugar.

3. C4 Performance Energy Grape Frost

If you’re missing the grape soda of your youth, this C4 Energy Drink flavor offers hints of Shasta grape soda with a sweet and artificial sugar flavor and crisp carbonation. Claiming “Superhuman Performance,” you’ll want to stash a can or two of this refreshing flavor in your gym bag or office fridge for a convenient burst of energy any time of day.

4. C4 Performance Energy Strawberry Watermelon Ice

This C4 Energy Drink flavor features BetaPower® Betaine — a naturally derived ingredient from beets — offering hydration and performance benefits. It’s non-carbonated and delivers a refreshing fusion of sweet strawberry and juicy watermelon, all wrapped in an icy finish.

5. C4 Performance Energy Mango Foxtrot

Supporting the Wounded Warrior Project, C4’s mango foxtrot flavor name is a play on the military phonetic alphabet for Whiskey, Tango, Foxtrot — Whiskey for W, Tango for T and Foxtrot for F (i.e., the euphemistic acronym of WTF). This fun and cheeky collaboration is described as having a sweet and fruity mango flavor but without the extra syrup. It’s carbonated and has about 200 milligrams of caffeine per serving.

6. C4 Performance Energy Frozen Bombsicle

This C4 Energy Drink flavor is sweet and sour with a tart taste. It is carbonated, so you’ll also get that crisp and fizzy flavor sensation. The flavor is reminiscent of a melted red, white and blue Bomb Pop popsicle. It has been described as having that artificial sugar, or “diet,” aftertaste, so if you’re not a fan of that, you may not enjoy this flavor as much.

7. C4 Smart Energy Peach Mango

Are you looking for a C4 Energy Drink flavor to elevate focus, concentration and mental performance along with boosting energy and enhancing athletic performance? You’ll want to try the C4 Smart Energy line, which accelerates calorie burning, boosts metabolism and sharpens mental focus. 

It contains about 200 milligrams of caffeine from green coffee beans. Cognizin® supports mental focus and recall, while N-Acetyl Tyrosine supports mental health during stressful activity. It also has potassium, Niacin and vitamin B-12 in its sweet mango peachy profile and carbonated fizz.

8. C4 Performance Energy Midnight Cherry

Unleash the bold, rich taste of dark cherries with this intense, full-bodied flavor. Perfect for those seeking a deeper fruit profile without added sugars, Midnight Cherry delivers a smooth burst of energy that’ll keep you fired up — day or night.

9. C4 Performance Energy X Popsicle Grape

Described as having more of a candy grape flavor, rather than the fruity grape flavor of the Popsicle brand, this C4 Energy Drink flavor provides a refreshing burst of energy-enhancing hydration.

10. C4 Performance Energy X Popsicle Cherry

Savor a burst of juicy cherry goodness in this Popsicle-inspired C4 Energy Drink. It’s perfect for a refreshing summer pick-me-up or pre-workout boost—minus the added sugar. Enjoy the sweet, nostalgic taste while staying fueled and focused throughout the day.

11. C4 Performance Energy Sour Gummy Splash

Satisfy your candy cravings with a burst of tangy sweetness. Inspired by your favorite sour gummy treats, this new C4 flavor delivers a lip-puckering kick — minus any added sugars. Kickstart your workouts or conquer your busiest days with its energizing blend, perfectly paired with a vibrant, candy-like taste.

12. C4 Performance Energy X Hawaiian Punch Fruit Juicy Red

The most recognizable of the Hawaiian Punch flavors, fruit juicy red offers a burst of citrus with a mix of fruity flavors. With no artificial dyes, you won’t have to worry about this childhood staple staining your favorite shirt.

13. C4 Performance Energy X Jolly Rancher Blue Raspberry

What are some new C4 Energy Drink flavors? The Jolly Rancher collaboration holds that title with the introduction of blue raspberry, peach, watermelon and green apple. Blue raspberry Jolly Rancher has the perfect blue raspberry fragrance and a subtle flavor that adds a burst of refreshment and a kick of caffeine to your workout, football scrimmage, basketball game or tennis match.

14. C4 Ultimate Energy Arctic Snow Cone

This C4 Energy Drink flavor has kicked up 300 milligrams of caffeine for the ultimate burst of energy. The taste is described as a slight grape flavor with a mix of cherry and citrus. Along with potassium, Niacin and vitamin B-12, ingredients include Teacrine®, which amplifies the effects of caffeine and Dynamine™, which provides longer-lasting energy when combined with Teacrine® and caffeine. It’s an excellent choice when you want to bump up your energy level.

How Much Caffeine is in a C4 Energy Drink?

So, just how much caffeine is involved in this C4 Energy Drink flavors list? You’ll find about 200 milligrams of caffeine in a 12-fluid-ounce serving of the best C4 Energy Drink flavors. The Ultimate Energy line of C4 Energy Drink flavors contains 300 milligrams of caffeine for an extra boost of energy.

Where to Buy C4 Energy Drinks?

You may be wondering where to buy C4 and other healthiest energy drinks to add to your sports fitness routine. The best C4 Energy Drink flavors can be purchased at places such as Amazon, Cellucor.com and local grocery stores like Kroger, Publix, Wal-Mart and Food Lion.

The next time you’re searching for a refreshing beverage to boost your energy and support performance, without the use of sugar and dyes, pop open a can of one of these tried-and-true or new C4 Energy Drink flavors. Whether you prefer classic, tried-and-true flavors or want to experiment with the latest bold releases, there’s a C4 Energy Drink to match your taste and fitness goals. 

For even more ways to explore your favorite foods, check out other experiences happening on Cozymeal.