Cellucor C4 Sport Pre Workout Powder - NSF Certified for Sport, Drug-Tested Safe Fuel for Collegiate and Pro Athletes
Cellucor C4 Sport Pre Workout Powder - NSF Certified for Sport, Drug-Tested Safe Fuel for Collegiate and Pro Athletes
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Why you'll love it
- NSF Certified for Sport removes banned-substance risk for tested athletes
- Zero-sugar formula fits keto and clean-eating lifestyles
- All-in-one blend of caffeine, creatine, and beta-alanine eliminates need to stack multiple supplements
- Four bold flavor options (Hawaiian Punch, Watermelon, Ice Blue Razz, Jolly Rancher Green Apple) prevent flavor fatigue over time
- Trusted legacy brand (Cellucor C4) with established reputation in the pre-workout category
- Electrolyte minerals (calcium, magnesium, potassium) support hydration during sweaty training
Perfect for
- Pre-workout energy and focus boost 30 minutes before strength training
- Electrolyte replenishment and hydration during long endurance sessions in heat
- Muscular fatigue management during high-rep or high-volume training blocks
- Safe pre-competition fueling for drug-tested collegiate or professional athletes
- Sugar-free pre-workout option for users on keto or low-carb diets
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Product Information
HARD-HITTING ENERGY: Power hard-hitting training sessions with 200mg caffeine.
MUSCULAR ENDURANCE: Combat muscular fatigue with clinically studied CarnoSyn Beta-Alanine^*.
ELITE HYDRATION: Replenish key minerals and critical electrolytes lost during tough training.
NSF CERTIFIED FOR SPORT: Tested and certified for professional and collegiate athletes.
INCREDIBLE FLAVOR: Variety of delicious flavors with ZERO sugar.
Brand: C4
Primary Supplement Type: Calcium, Magnesium, Potassium, Vitamin B12, Vitamin B6
Unit Count: 8.61 Ounce
Item Form: Powder
Item Weight: 244 g
Item dimensions L x W x H: 4.02 x 4.02 x 4.5 inches
Special Ingredients: Beta-Alanine, Creatine, L-Arginine
Diet Type: Keto, Kosher
Product Benefits: Circulation Support, Energy Management, Metabolism Management, Muscle Growth, Supports Electrolyte Balance
Cellucor C4 Sport Pre Workout Powder - NSF Certified for Sport - Elite Hydration - 200mg Caffeine + Creatine + Beta-Alanine - Electrolytes and Energy Supplement - Hawaiian Punch, 20 Servings
Items Details
Frequently Asked Questions
What does NSF Certified for Sport actually mean for me as a tested athlete?
NSF Certified for Sport means a third-party organization has tested every batch for banned substances and verified that what is on the label is what is in the container. For tested athletes, this dramatically reduces the risk of an inadvertent positive on a drug test.
Can I safely use C4 Sport during collegiate or professional competition?
Yes. C4 Sport is specifically designed for athletes who are subject to drug testing. Its NSF Certified for Sport status means it meets the strict standards required by many collegiate, professional, and military testing programs, though you should always check with your specific governing body.
How does C4 Sport protect me from accidentally ingesting a banned substance?
Every batch is screened for substances banned by major athletic organizations. The certification also verifies label accuracy, so the ingredients and dosages listed match what you are actually consuming.
Are the ingredients in C4 Sport safe for daily use during a heavy training block?
The ingredients, including creatine, beta-alanine, caffeine, and electrolytes, are widely studied and considered safe for healthy adults when used as directed. As with any stimulant-containing product, it is wise to cycle off periodically and listen to your body.
Is the packaging tamper-evident so I know my tub has not been opened?
C4 Sport tubs are factory sealed. If the seal is broken or missing when you receive it, contact the retailer for a replacement rather than consuming the product.
Is C4 Sport a safe pre-workout for a high school athlete?
C4 Sport is formulated for adult athletes and contains 200mg of caffeine per serving, which is a significant stimulant dose. Minors should consult a coach, parent, and healthcare provider before using any caffeine-based pre-workout.
Does C4 Sport have any major allergens I should be aware of?
C4 Sport is Kosher-certified and formulated without many common allergens, but you should always review the full ingredient label on the tub and consult your physician if you have known allergies or medical conditions.
How does C4 Sport compare to cheaper, untested pre-workouts?
Unlike many bargain pre-workouts, C4 Sport carries third-party NSF Certified for Sport testing, which means it has been screened for banned substances, contaminants, and label accuracy. That testing is a meaningful safety advantage for tested athletes.
Is C4 Sport safer than using a generic caffeine pill before training?
Yes. A caffeine pill only delivers caffeine, while C4 Sport combines caffeine with creatine for strength, beta-alanine for muscular endurance, and electrolytes and B-vitamins for hydration, giving you a more complete and balanced pre-workout profile.
How does C4 Sport compare to the original C4 pre-workout line for tested athletes?
C4 Sport is the version specifically tested and certified for athletes subject to drug screening. It delivers the same core performance benefits as the original C4 line but with the added third-party certification that tested athletes require.
I have a medical condition. Is it safe for me to use this product?
If you have any underlying health condition, are pregnant or nursing, or take prescription medication, consult your physician before using C4 Sport, especially because of the 200mg caffeine content per serving.
Will C4 Sport cause a positive result on a military or federal drug test?
NSF Certified for Sport screening covers the substances most commonly tested for in athletic and military programs, which significantly reduces that risk. That said, no supplement can offer an absolute guarantee, so always verify with your command or testing authority.
Is this product worth the higher price compared to uncertified pre-workouts?
For tested athletes, the price premium pays for the third-party banned-substance screening, label verification, and electrolyte and creatine blend. For an athlete whose career depends on clean competition, that assurance is well worth it.
How do I mix and take C4 Sport for the best results?
Mix one scoop with 8 to 12 ounces of water about 20 to 30 minutes before training. Shake or stir until fully dissolved and drink it during your warm-up so the energy, focus, and pump peak right when you start working sets.
Can I stack C4 Sport with creatine, BCAAs, or other supplements?
C4 Sport already contains creatine, beta-alanine, and an electrolyte blend, so most users do not need to stack additional versions of those ingredients. You can pair it with a protein powder or BCAAs around your session if your nutrition plan calls for it.
How should I store the tub to keep the powder fresh?
Store the tub sealed in a cool, dry place away from direct sunlight and moisture. Keep the lid closed tightly after each use, and do not store it in a hot car or humid environment, as that can clump the powder and degrade the flavor.
Is C4 Sport compatible with a vegan or vegetarian diet?
C4 Sport is suitable for many vegetarian and active lifestyles, but you should always review the full ingredient panel on the tub to confirm it aligns with your specific dietary preferences, including any restrictions on creatine sourcing.
Does C4 Sport work with a regular shaker bottle or do I need a specific one?
Any standard shaker bottle with a whisk ball or mixing grate works well. A frother or shaker with a tight seal is ideal for getting the powder fully dissolved and avoiding clumps.
What is included in the box when I order a tub?
Each order includes one factory-sealed tub of C4 Sport Pre Workout Powder with a built-in scoop inside, typically 20 servings depending on the size you select. You supply your own water and shaker.
Is 200mg of caffeine per serving safe for healthy adults?
200mg of caffeine per serving is within the range commonly used in sports nutrition for healthy adults and is considered safe for most people. If you are caffeine-sensitive, pregnant, nursing, or have a medical condition, consult a physician before use.
Will C4 Sport cause stomach discomfort, jitters, or a crash?
Most users tolerate C4 Sport well, especially when taken with the recommended water and not on a completely empty stomach. The 200mg caffeine dose is moderate, and the added B-vitamins and electrolytes help support a smoother energy curve, though individual responses will vary.
What is the difference between a pre-workout and an energy drink?
A pre-workout like C4 Sport is engineered specifically for training, with clinically studied ingredients such as beta-alanine for muscular endurance, creatine for strength output, and an electrolyte blend for hydration. Energy drinks primarily deliver caffeine and sugar without those performance-focused ingredients.
