11,124 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
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
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
May 02, 2022
Have you ever tried Pre workout and instantly get itchy like ants are crawling all over you? That will not happy with this preworkout. I ...
chelsea.g · 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
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
You should buy this if its your first pre workout
August 08, 2022
This is my first pre workout I’ve ever tried, before this I was using pure caffeine pills & let me tell you the pre workout is way better...
· Review provided by Target
C4_x000d_ _x000d_ Flavor: 10/10 C4_x000d_
May 29, 2018
C4_x000d_ _x000d_ Flavor: 10/10 C4_x000d_ _x000d_ Original- Strawberry Margarita, Icy Blue Razz, Cherry Limeade, Orange Burst, Green Appl...
· Review provided by bodybuilding.com
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