5.0
verified purchase
Really great pre-workout! It gives an awesome energy boost before training, and the Icy Blue Razz flavor is super refreshing and delicious. Highly recommend!
6/5/2026
Naturally & Artificially Flavored #1 Global Pre-Workout Brand Δ New 5th Generation NSF - Certified Sport Explosive Energy Muscular Endurance^ Elite Hydration Dietary Supplement 200 mg Caffeine 2 g Carnosyn® Beta-Alanine 6 Key Electrolytes CarnoSyn® Carnosine Synthesizer BetaPower® Natural Betaine NO3T® Nitrate Technology On the field or in the gym, this NSF® Certified pre-workout helps fuel your performance & hydration. Explosive Energy Increased training intensity with 200mg of Caffeine. Muscular Endurance High-performance training powered by CarnoSyn® Beta-Alanine, Creatine, Arginine and BetaPower®. Elite Hydration Replenish key minerals lost during training with critical electrolytes. NSF Certified For Sport® Tested and certified for professional and collegiate athletes. Δ Based on cumulative global sales of C4® branded pre-workout products. ^Studies have shown benefits of CarnoSyn® Beta-Alanine to be correlated with cumulative use. Some individuals may experience a harmless tingling sensation, which is attributable to Beta-Alanine.
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Naturally & Artificially Flavored #1 Global Pre-Workout Brand Δ New 5th Generation NSF - Certified Sport Explosive Energy Muscular Endurance^ Elite Hydration Dietary Supplement 200 mg Caffeine 2 g Carnosyn® Beta-Alanine 6 Key Electrolytes CarnoSyn® Carnosine Synthesizer BetaPower® Natural Betaine NO3T® Nitrate Technology On the field or in the gym, this NSF® Certified pre-workout helps fuel your performance & hydration. Explosive Energy Increased training intensity with 200mg of Caffeine. Muscular Endurance High-performance training powered by CarnoSyn® Beta-Alanine, Creatine, Arginine and BetaPower®. Elite Hydration Replenish key minerals lost during training with critical electrolytes. NSF Certified For Sport® Tested and certified for professional and collegiate athletes. Δ Based on cumulative global sales of C4® branded pre-workout products. ^Studies have shown benefits of CarnoSyn® Beta-Alanine to be correlated with cumulative use. Some individuals may experience a harmless tingling sensation, which is attributable to Beta-Alanine.
- SKU
- 3-142693
- Brand
- C4 / Cellucor
- Category
- health / sports-nutrition / popular / pre-workout-supplements
- Variants
- 1
Customer reviews
4.0
verified purchase
this product was not allowed into my country , don't buy it if you live in Jordan, although I've heard it has good quality and taste was hoping to try it
11/21/2025
5.0
verified purchase
I have been using this vitamin product for about three months, and overall I am quite satisfied with it. The capsules are easy to take, and the packaging is convenient and secure
11/21/2025
5.0
verified purchase
This brand is always solid for me. I used it daily before a workout. I always felt the energy and the surge that it provided. It’s a solid 5 star for me.
11/14/2025
4.0
verified purchase
Big hit with my teenage son
This is always in his bag as his pre-workout, and pre-game. the energy lasts a bit longer than his other pre-workout, and gives exactly the result he is looking for. The taste is great, and with a few varieties keeps him on his workout routine even when he is feeling sluggish.
9/29/2025
5.0
verified purchase
I’ve been ordering from iHerb for a while now and I’m really satisfied with the variety and quality of their products. They carry everything from vitamins, supplements, and natural remedies to healthy snacks and personal care items.
9/13/2025
5.0
verified purchase
Great product
great quality according to the review from I Herb costumers, I haven't been able to try this product, until I finished the other one I hope it tastes nice and helps with my workout routine and get the benefits of this supplement, product seem great and that will let me workout for at least 20 days 😁
9/5/2025
5.0
verified purchase
very good
Very good for me. The quality is sjy high and the taste also. Perfect for my workout. Very efficient for one dosage per workout. The package is travel friendly. This supp gives u energy and benefits ur workoit routin e. Results are visible after 1 workout. Use ot frequently for good workout composotion.
8/31/2025
5.0
verified purchase
Trusted Performance Blend with NSF-Certified Ingredients
A classic pre-workout for a reason. C4 Sport uses a trusted blend of performance ingredients like CarnoSyn® Beta-Alanine and caffeine. A huge plus is that it's NSF Certified for Sport, which speaks to its quality and safety testing. It provides a reliable energy kick, making it a great, trusted option for athletes.
8/28/2025
5.0
verified purchase
amazing
amazing product, tried 10+ different pre workout supplements, this one hits the spot. really efficient and you can see the results. taste is also nice, and only one scoop required.
8/11/2025
