
Join the whispered revolution
The first preworkout powered by blood flow, not caffeine.
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GroMuscle Preworkout Stack
4.16 / 5.0
(116) 116 total reviews
Regular price $59.00 USDRegular priceUnit price / per -
L-Arginine Plus
4.53 / 5.0
(53) 53 total reviews
Regular price $39.00 USDRegular priceUnit price / per
THE PROBLEM

Problem 1
Fuel
99% of preworkouts are solely fueled by caffeine

Problem 2
Endurance & Strength
Lack of blood flow prevents muscles from getting the proper nutrients for endurance and strength

Problem 3
Blood Flow
Caffeine narrows blood vessels and restricts blood flow to your muscles

Problem 4
Recovery
Lack of blood flow can also result in increased muscle soreness and recovery
WHAT SEPARATES US FROM THE COMPETITION?
Let customers speak for us
from 169 reviewsI have been taking it for more than 10 years! I start my day off with it!

I have been taking L-Arginine for years and am well satisfied with the benefits I believe is attributed to takeing it. I have good blood pressure and a small amount of blockage 11 yrs ago! Had an angiogram recently and the blockage has not gotten worse, may have improved. I started using L-Arginine after my first heart cath.

I love the heat it brings, I get instant blood flow allowing me to push sooner! I am on my 3rd month using it 3 times a week.

Both my husband and I use this every day. With the help of this product and a couple of supplements, we are able to control our blood pressure. We feel also that we have increased energy on it. I would highly recommend this to anyone!

Awesome product! Cant see my workouts without it! Perfectly compliments GroMuscle as a totallly complete pre workout without the caffeine jitters!

I have high blood pressure and this pre workout has a minimal effect compared to others. I don't have the crash or all day feeling jacked with this product. It can cause some niacin rush or flushing when you first take it, but this goes away quickly. Good product I will continue to use it.

Absolutely love this product. Also the fact that it doesn’t have 300mg of caffeine is a plus …

Love the flavor, mixes very well. Would definetly recommend it.

Love your product! For years it has helped me so much with my microvascular angina & overall well being!

Overall, a great preworkout! I’ve had so many different varieties out there with absolutely outrageous names just to over caffeinate me before a workout without a pump. Then I’d combine the pump formula with the preworkout leading me to buy 2x separate products. GROmuscle gets the job done with no caffeine needed! I appreciate this so I can go back down on my caffeine intake or have a white monster and actually feel something again. Highly recommend! Don’t freak over turning into the red hulk.

Hey, I mistakenly started drinking this stuff on the way to the gym. When I got there my face was beat red and I had red blotches all over my body. My body was on fire! I started telling myself to calm down and workout. After awhile I was fine and had a great workout.
Scared the shit out of me tho...


CERTIFIED BY THE NFL
CERTIFICATION NUMBER: 6642768-1549476891
We are proud to be on of the few pre-workouts that earned the NFL Certification and is loved by multiple pro athletes.
TAKEN BY PRO ATHLETES
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CORBIN KAUFUSI
BODY BUILDER, FORMER NFL
OFFENSIVE LINEMAN -
KEVIN FAIRES
PRO STRONG MAN, 5-TIME
WSM WINNER -
TONI ROSE
IFBB PRO