Nuclear Pump - Stim-Free Pre Workout
Nuclear Pump - Stim-Free Pre WorkoutNuclear Pump - Stim-Free Pre WorkoutNuclear Pump - Stim-Free Pre Workout
$69.99 CAD$59.99 CAD
36 reviews
  • Intense, Skin-Tearing Pumps

  • Stim-Free Science-Backed Pre Workout

  • Razor-Sharp Focus Without The Crash

  • Delicious flavours

  • About Nuclear Pump
  • The Science
  • Supplement Facts & How To Use

Next Level Pumps

NUCLEAR PUMP is loaded with premium ingredients and massive dosages for massive pumps, for increase in focus and strength!


Nuclear pump is more than just a "pump" product but a complete and comprehensive stim free pre workout that is extremely versatile. A stimulant free pre workout is a great option for those wanting everything in a pre workout without the accelerated heart rate and side effects of jitters and anxiety which is a common occurrence in higher stimmed pre workouts. This could be particularly useful for those wanting to cycle off stims to give there adrenals a break or even using it in prep or a cutting phase where fat burners are used as most traditional fat burners do not contain anything for pump and performance.


There is nothing like it! NUCLEAR PUMP is here to take your training sessions to the next level!

L-Citrulline - 8g

L-Citrulline is a great performance enhancer.This is a heavy dose of a very much needed ingredient in any REAL pre workout. 8g of L-citrulline will provide explosive pumps and improve athletic performance levels. Definitely a must in any pre workout.

Betaine Anhydrous - 2.5g

Only one of the most tried-and-true ingredients out there.


Betaine works to boost strength and power, enhance endurance, and improve hydration.

Nitrosigine® - 1.5g

It assists in reducing muscle damage and improves blood flow - it particularly works well with L-citrulline for further pumps and performance.

Alpha-GPC - 700mg

Alpha-GPC acts to optimize muscular power output, sharpen agility, delay mental fatigue increase focus and mental clarity to dramatically improved your workout experience. 


Mood and focus are key factors in improving any workout and this sorts that out easily.

Beet Root Powder (Beta Vulgaris) - 1g

beetroot have been associated with numerous health benefits, including improved blood flow, lower blood pressure, and increased exercise performance.

GlycerSize™ - 3g

The name speaks for itself! GlycerPump produces extreme muscle pumps during (& even after) training, resulting in greater size muscles!

L-Tyrosine - 3g

A mega dose ensures focus and mental alertness is drastically improved. L-Tyrosine works wonders in improving mood and a well being feeling. 

Pine bark extract - 250mg

It can offer many different athletic benefits, including increased blood flow (via a mechanism related to increased nitric oxide levels), improved blood glucose control and Improves immune system function.

Pink Himalayan salt - 300mg

Pink Himalayan salt will enhance pumps and improve muscle fullness while helping with hydration and recovery.

Taurine - 1g

Improves athletic performance and reduces exercise-induced oxidative stress.

Black pepper extract - 10mg

Enhances the absorption of each ingredient, allowing you to get the most out of Nuclear Pump!

First Directions:

Mix 1 scoop with 10-20 oz of water approximately 20 minutes before training. 

Regular Directions:

Mix 2 scoops (1 serving) with 10-20 oz of water approximately 20 minutes before training. 

Safety & Warning:

Proper nutrition and exercise are essential for physical fitness & health. Consult your doctor before starting an exercise or nutrition program. This product is intended to supplement such programs. Do not exceed the recommended dose. Pregnant or nursing women, children under 18 and persons with known medical conditions should consult a doctor prior to taking. Keep out of reach of children. Do not use if safety seal is damaged or missing. Discontinue use and see a doctor if you experience any prolonged rapid heart rate, dizziness, blurred vision, or nausea.
Customer Reviews
5.0 Based on 36 Reviews
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Filter Reviews:
JR
10/11/2020
Jared R.
Canada Canada
I recommend this product
Crazy long lasting pump and laser focus

My experience with Nuclear Pump was beyond what I expected. 20 min after taking nuclear pump i felt really focused and wanted to lift everything in sight. The pump was different than alot of preworkouts I've taken. The difference is super hard muscles, big pump and the feeling like my skin was gonna rip haha. I literally had to stop working out after 2 hours because my muscular endurance was through the roof. The Ingrediants are the highest dosage you will find and a great price to top it off. Actually cheaper than most underdosed preworkouts on the market today. Tastes good too ! If you want to gain muscle this is a must as it gets ad much blood I to the muscles as possible.

CG
05/16/2020
Caleb G.
United States United States
I recommend this product
Best pumps, great flavor. Best pre on the market

I love this pre workout so much, I've recommended it to everyone I know that's into fitness The combination of the ingredients is perfect and I have no complaints. I normally use the serving size (2 scoops) on upper body hypertrophy days, and on leg days you can get away with 1-1.5 scoops This pre workout has given me the best pumps and focus in the gym. The glycerol+ sodium+ citrulline+ nitrosigine is INSANE. And because it's stim free, you don't have to worry about a crash or anything and you can dose your caffeine seperately depending on how much you need that day The flavor is also 10/10, and the pineapple and the himilayan sea salt go perfect with each other Can't recommend this enough

JB
05/08/2020
Justin B.
United States United States
I recommend this product
Best overall stim free on the market

This product is LOADED with effective doses and that is why I purchased it. It did not disappoint whatsoever, the pleasant surprise was the delicious and spot on pineapple flavoring! It’s a very well done product that not only gives an excellent pump but a good focus and mental clarity for workouts. It’s also at a fair price with excellent customer service interaction during my shipping wait.

EB
04/17/2020
Evan B.
United States United States
I recommend this product
What are you waiting for?????

I have so many great things to say about this company and product but I'm going to to keep this short. Me: Natural lifter, have been lifting for 10 years and supplementing for even longer (high school athlete who didn't hit the weight room) The company: My original package got lost on its way from Canada to the US, they watched it without me asking, reached out to me, and sent me a free replacement! In what world does the company watch your package for you?! You won't get that kind of service or responsiveness anywhere! The product: I've tried over 30 different pre workout and pump products in my time. Clinically dosed, not clinically dosed, different combos of ingredients, etc. NONE have been this effective but plenty have been more expensive! This product is clinically dosed (that means they aren't saying there are good things in here but giving you too little to see any difference in order to make money. They are giving you scientifically proven ingredients in scientifically proven dosages). Just look at the scoop size! 25g of pure pump goodness! Effects: Not only will you get insane vascularity and drive so much water and nutrients to your muscles that they feel like your arms and legs are going to burst... But it didn't upset my stomach or leave me bloated! AND THE PUMP LASTS! A huge oversight in a lot of pump products is making sure nitric oxide levels in your blood don't break back down once arginine starts getting metabolized. The pine bark extract in this does just that! Want to help build and grow lean muscle mass? Want to get a huge pump during your workout and keep it for hours after? Want to blow up your muscles and not your stomach (or toilet!)? Want a product that doesn't have any trash fillers or unproven ingredients? Then what are you waiting for?????? Buy this now! All of my gym going friends are!

AM
04/02/2020
Alejandra M.
United States United States
I recommend this product
100% RECOMMEND!

This is by far the best pump pre work out supplement I have ever taken. Not only does it taste amazing, it delivers a really great pump! I’ve tried a few other popular pumps but they all taste so bitter and give me head aches! Nuclear Pump feels really clean and i never get head aches. They really do taste like their description, the taste is so awesome that it even taste pretty good if you dry shot it. I love finding really great supplements like this!

JB
02/29/2020
Jordan B.
Canada Canada
I recommend this product
Amazing Pumps!!

Amazing product gives me unbelievable pumps, and focus that is second to none! The only thing I'm not a fan of is the taste, which isnt a problem for me because I take it for the performance.

P
02/17/2020
Payse
United States United States
I recommend this product
Best Pre-Workout available

Ingredients so good I’ve been known to take it on off days. Very high pure citrulline and pine bark extract are two ingredients I really like. I’ll be ordering more this week.

A
02/11/2020
Andro
United Kingdom United Kingdom
I recommend this product
Painful pumps!

Mixes great, tastes even better! Fantastic focus and even better painful pumps (in a good way)

NY
01/28/2020
NoFate247 Y.
United States United States
I recommend this product
PUMP & FOCUS!!!

Newest Nuclear Pump Formula delivers even better pumps than the previous one! Massive veins and all that blood engorging the muscle, absolutely unfair. Just the cheat code of pumps! Focus continues to be locked in thanks to the killer dose of 700 mg of Alpha GPC. One standout, compared to the original formula, was the performance in the gym. Felt much better and able to push a faster pace with the new ingredients they added. Continues to be a standout in the pump market.

JT
01/21/2020
John T.
United States United States
I recommend this product
Best pump on the market

Let's start with the reason why we're here, the pumps. I absolutely love this during my chest & tricep, back & bicep days. The pump is beyond amazing. Drink enough water and you'll never want to leave the gym. And now to the focus. Many supplement companies will claim their supplements have "laser focus" but I have tried a few and they were okay. This stuff packs 700mg of Alpha GPC! It's all about quality when you read the label and understand what the ingredients do. Thank you for making is tasty asf, too!

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