Review Graph
Top Rated Flavors
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Most Recent
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Most Helpful
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All Reviews (180)
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Verified Buyers (176)

Ahmed s
Verified Buyer
Taste us not similar to usual and even product effectiveness *
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Alexander G
Verified Buyer
Wanted to try a new flavor and this one tastes great. Always gives that extra kick to get you prepared for the gym*
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Amrollah B
Build Muscle
Verified Buyer
My order was delivered to me after forty-five days and the safety seal was broken and some of it has spilled into the box. Not sure if I should use it.*
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Alexander G
Verified Buyer
Wouldnt think of going to the gym without taking some preworkout first and feel its effect in about 10 minutes*
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Aaron C
Burn Fat
Verified Buyer
The energy is good but the taste is not very good. One of the worse I've had*
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Doug F
Verified Buyer
Descent preworkout in the past. I haven't opened this yet. Try to rotate preworkout so body doesn't get used to one.*
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Ian L
Verified Buyer
Awesome pre work that mixes nd tastes great!!
No jitters and you can definitely tell the difference in work out quality when you take it*
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JIM W
Increase Strength
Verified Buyer
The best pre-workout I've found. Perfect energy boost, great flavor, small amount of coloring.*
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Sayed shubber H
Build Muscle
Verified Buyer
The C4 is a love for years, honestly, very excellent, focus, strength and awesome performance with exercise*
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KA37
Verified Buyer
All C4 pre-workouts consistently performs for me.
Extreme is great for my 4am workouts *
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JIM W
Increase Strength
Verified Buyer
The flavors are very smooth & fruity without very much coloring, boost is as advertised*
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Alexander G
Verified Buyer
A must before your workout to get those extra reps in with that burst of energy*
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Luis E
Verified Buyer
It gives me that power punch I need just before I walk into the gym.*
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Carl K
Verified Buyer
Just plain awesome with a little bit of a tingle factor! Would definitely recommend!*
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James S
Verified Buyer
This pre without is great. I don't get jittery during or after my workout*
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Bart
Build Muscle
Verified Buyer
Mega pump I was using c4 original now this is my new favourite *
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James S
Verified Buyer
I love this preworkout - great flavor and effect and good price. The only problem I’ve had with it is that it turns your teeth kind of blue when drinking it.*
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Jorge Antonio Genaro
Sports Improvement
Verified Buyer
Activates muscle firmly than the C4 original. Would reco this.*
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James S
Verified Buyer
The best taste ever of pre workout i take small dosage and it really hit strong, the package well condition but i really have strong benefit its daily routine now for me the pump and result and energy strooong the best.*
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Robert V
Healthy Lifestyle
Verified Buyer
si en cuanto a volverlo loco de energía se refiere este pre work tiene la cantidad suficiente de cafeína y de energizan tes para darte toda la aceleración que necesitas*
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Graham O
Healthy Lifestyle
Verified Buyer
Wouldn’t use any other pre workout always does the job.tastes great.*
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Charisma H
Build Muscle
Verified Buyer
Taste is the best among different flavour and give a boost in the gym.*
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Michael S
Healthy Lifestyle
Verified Buyer
Great flavor, but disappointed in the results of the pre workout*
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James S
Verified Buyer
I was advised that when training late in the evening after work and if you need the extra burst of energy I should try this. *
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James S
Verified Buyer
The quality is nice it taste good helped me with my workout it rises my efficiency the package was good i get to muck benefit.*
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JIM W
Increase Strength
Verified Buyer
Best Bang for your Buck! Great flavor and boost for your workout!!*
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Faisal A
Build Muscle
Verified Buyer
Best pre-work out I ever tried, just make sure to take your carb meal 3 hours ago with enough rest before your workout.*
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Graham O
Healthy Lifestyle
Verified Buyer
My favourite pre workout drink by far great taste. IIt keeps you going from start to finish.*
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James S
Verified Buyer
I won't stop using this amazing product. The effects and benefits I experienced on having clear focused brain is priceless…*
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akhmetov J
Verified Buyer
very good product ...................................................*
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Alexander G
Verified Buyer
Always the best pre-workout never lets me down with results in about 15 minutes*
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JIM W
Increase Strength
Verified Buyer
I've tried N0 Xplode, Apeshit and other pre-workouts, C4 Extreme seems to be the best for me*
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Apphia D
Burn Fat
Verified Buyer
Taste great, gets me through my workout without feeling burnt out*
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Ishay A
Burn Fat
Verified Buyer
Taste is good. Love the clear label. Would be happy to see more beta alanine in this pre workout. But still a solid choice.*
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James S
Verified Buyer
Very good energy without jitters. I recommend this one! Taste is very good also. Nothing to complain.*
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James S
Verified Buyer
It makes u fell super pumped with loads of energy . No comparison with pre workout..*
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khaled n
Build Muscle
C4 will always be the best choice if you are looking for intense workout *
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James S
Verified Buyer
definitely gives my energy great before going to work or work out it's really good for you too it's all stuff our body needs so anytime we're lacking any of those use this and then it helps with the energy and stamina it actually taste really good too*
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James S
Verified Buyer
Another great flavour. Wish they expand to more flavours than they have currently. Kept coming back after trying other brands and flavours. Still the best to my opinion. Doesn't taste 'synthetic' at all. Good quality. The push my workout needed when I feel down for the day. Doesn't taste too sweet. Love it!*
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James S
Verified Buyer
Love these BCAA, the taste is good though could have been less sweet. I drink it during my strength workouts and for recovery after as part of my fitness diet.*
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akhmetov J
Verified Buyer
very good product .....................................................*
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akhmetov J
Verified Buyer
VERY GOOD PRODUCT ..................................................*
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alon z
Build Muscle
Verified Buyer
Not very strong..........................................
.....*
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Joe S
Verified Buyer
One of my favorites. I go to c4 almost exclusively now. I’ve tried others but they’re the best I’ve tried*
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akhmetov J
Verified Buyer
very good product ....................................................*
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Strong Harsh
Build Muscle
Verified Buyer
Very nice very nice very very nice
Very nice very nice very very nice*
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Diener L
Verified Buyer
The pump isn't the best but it's still a good pre workout...*
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Nick S
Build Muscle
Verified Buyer
Get unstoppable during workouts with those cellucor c4, and you're pumped after workout*
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Quoc N
Build Muscle
Verified Buyer
Good flavor, help me get push myself to having a great workout *
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Jeffrey I
Verified Buyer
Love this pre-workout! One full scoop is still too much and I've been taking C4 Extreme almost everyday for 2 years!*
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* Muscle & Strength does not imply any medical claims from this review. There are no
guarantees of specific results and results may vary.
* These statements have not been evaluated by the Food and Drug Administration. This product is
not intended to diagnose, treat, cure, or prevent any disease.