9,915 reviews
October 10, 2022
America's #1 Pre-Workout Brand‡ Explosive Energy & Performance Naturally & Artificially Flavored Dietary Supplement 30 Servings NSF - Cer...
iHerb Customer · Review provided by iherb.com
best decision
July 05, 2021
so I want to start off by saying I've only ever written like 2 or 3 reviews in my life. I've been working out for a while and I've never ...
Ethan · Review provided by gnc.com
January 09, 2023
Guys, I love this preworkout!!! I’m 7+ months postpartum. Second month back at the gym. This is one of the recommended and safe preworkou...
iHerb Customer · Review provided by iherb.com
Gave me power for more than 3 hrs after worked out
July 17, 2022
WOW!!! Is this a magic portion??? lol I was feeling super tired for couple of years. I am 56. I since I had it today and did treadmill fo...
Willie · Review provided by walmart.com
Doesn't pack a super hype punch like some preworkouts
September 22, 2021
My favorite Pre Workout when I’m on a budget. I’m a college student and sometimes money can be tight, but I can’t leave those gains behin...
iHerb Customer · Review provided by iherb.com
First time. & i liked it!
December 30, 2022
I’ve never used a pre workout before, I took a chance at this one. It does work, I did feel a tingly sensation through my body 2 or 3 tim...
L · Review provided by Target
July 06, 2022
It's hard to find a good pre workout these days. Some will make you jittery, some fog up your mind, and some flat out don't work. C4 has ...
ryan.m · Review provided by influenster.com
June 06, 2022
I have to say yes to C4! You can see in the pic I posted how much leaner my face looks and I don’t have that look of malnutrition that ...
marie.m · Review provided by influenster.com
FTWitachi C4 Official Review!
May 22, 2018
C4 Flavor: 10/10 C4 Original- Strawberry Margarita, Icy Blue Razz, Cherry Limeade, Orange Burst, Green Apple, Pink Lemonade, Watermelon, ...
Evan G. · Review provided by cellucor.com
Pretty tasty, kicks in rather quickly, effective
September 23, 2021
This is my first time trying this brand, and I absolutely love it. The quality is great - I'm used to my pre-workouts balling up after a ...
iHerb Customer · Review provided by iherb.com
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