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C4 Extreme

By Cellucor
C4 Extreme Cellucor
Overall Score:
8.0/10
(Weighted average based on 250 Reviews)

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C4 Extreme ranks #27 of 148 in (Pre-Workout > Stimulant) and is rated better than 82% of all products in this category.

C4 Extreme Questions & Answers:



Question Categories:

pointless pre protein shake c4 extreme?
First time using the c4 extreme,i was Jw if i should just take the c4 extreme pre workout and protein...


Weight loss?/ Creatine product??
Hey everyone! I might be asking a dumb question but I need some help! I am a 18yr old guy 5'9 194Ibs,...


is this safe for an anemic 21 year old girl
My girlfriend and I are running the tough mudder this weekend and she's worried she's not in good enough...


what im i doing wrong?
Hello i need some advice on this PWO. I looked on the internet to watch reviews on this supplement and...


Has anyone had issues with high liver enzymes while using this product?


running before lifting. safe?
i usually run a mile or two of cardio before lifting to get my body lose and warmed up to start. its...


too much vitamin b-12?
i take mega men sports from GNC as my multivitamin and i want to start taking C4 for my pre workout....


Will this test positive on a drug test.
I am enlisting into the Military and Im a little skeptical if I get drug tested for any type of banned...


What are the side effects of this products that you may get?


which product is better for definition period or lean mass?
citrulline malate of primaforce with aminoacids BCAA and glutamina ooorrr C4 Extreme of Cellucor with...


which product is better?
Cellucor C4 Extreme or Citrulline Malate of Primaforce


Does anyone else feel nausated after taking this product?
I take C4 usually when I do back to back classes. I usually do an hour of cardio and hour of weight...


why is this product not working for me?
I love to workout but sometimes I need an extra energy boost. I took the recommended dosage for this...


in week 3 and new questions of c4 arise
1-guys im in week 3 of c4 extreme and feel little to no tingling after taking 1.5 scoop of c4. is it...


can i stack c4 extreme 2 scoops with 1 scoop con cret pre workout ?
can i stack cellucor c4 extreme (1-2 scoops) with 1-2 scoop promera con cret pre workout ? or will...


Will this product help be burn more fat as well as build more muscle?
I am 5'7", 205 lbs, 40 year old man who wants to get to 180 lbs. I have a discussing tire around my stomach...


take on an empty stomach?
if i workout in the mornings can i take C4 extreme on an empty stomach?


Is this safe for diabetics?
I'm a diabetic and was interested in taking this product. A few years ago I took a supplement that ended...


Good for not building mass?
I'm a 6'1" 205lb 18yr old. I'm in pretty good shape but I want to get a bit more toned. For example,...


If you take c4 and don't work out what happens?


How should I stack C4 with NO3 Chrome?
I recently just picked up c4 and no3 chrome! I wanted to know what the best way to stack these two products....


Can i stack c4 extreme with factor 2?
Im 15 and i play football and i wanted to know if i could stack c4 extreme with factor 2


can i take c4 extreme?
im 15 weigh 150 and work out 5 days a week and sometimes i need that pick me up for my workout. why does...


stacking c4 with dark matter and concrete creatine
I'm currently taking c4, dark matter, and a weight gainer, was thinking about adding concrete creatine...


just would like to know a little more
i've heard great things about this c4,just picked some up, and would like to know more: Will this...


Is this okay to take while taking oxyelitepro.?


Friend had a seizure from taking Jacked, does C4 carry the same risks?
I am a 125lb fitness instructor wanting to build lean muscle. I had tried half a scoop of C4 blue raz...


Is C-4 for Men only or can women take it too, to help lose weight???
Can women take this to help lose weight??


Five minutes into my workout my face begins to experience a burning sensation?
My face and forehead begin to burn extremely bad 5 minutes into my set. Any ideas on why this takes place?


Stacking c4 with whey and creatine
My brother wants to stack c4 , creatine , and whey , is this bad to do?


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C4 Extreme with No3 chrome or Scivations Novem
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Con-Cret and C4 Extreme: Ok to use together?
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May 14, 2011 5

New C4 Extreme Formula in Hand-Brief Exp Log
Just received the updated formula for C4 Extreme from Cellucor today. 1,3 Dymeth has been removed from the product and another 35 mg of caffeine were added per scoop (135 mg now per scoop), plus Synephrine...
August 25, 2011 21

(2) Cellucor C4 Extreme Pre-workout for $38.99 at Costco.
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February 9, 2013 11

Help on when to use and cycle C4 extreme and any supplement in general
I am a 17 year old and i just recently started taking C4 extreme. I just needed it to help me have energy to workout and to gain muscle. I am unsure on when to use it. Because of the levels of caffiene...
October 30, 2011 9

1,3-Dimeth removed from C4 Extreme?
...
August 22, 2011 21

C4 Extreme vs. NO-Xplode
I am currently debating on which pre-workout I should take, I currently have both but, I really don't know which is the better product of the two. I would like some feedback please....
April 3, 2011 16

Buy 2 Get 1 FREE On Cellucor C4 Extreme
This is a pretty good deal for those who like C4 Extreme!Here's the link:&rrid=1517678]http://www.bodybuilding.com/store/cellucor/c4-extreme.html?mcid=PE-cellucorc4_030811-cellucorc4&rmid=Cellucor_C4_&rrid=1517678Happy...
March 8, 2011 4

BB.com Deal - Free C4 Extreme with NO3 Black Chrome Purchase!
For a limited time, buy 1 Cellucor NO3 Black Chrome, 90 Capsules & get 1 C4 Extreme, 30 Servings, Fruit Punch FREE!http://www.bodybuilding.com/store/cellucor/no3-black-chrome.htmlpretty good deal!...
June 20, 2011 7