Ordering From The UK? Order From Insight Supps! Click Here

Nuclear Pump - Stim-Free Pre Workout
Nuclear Pump - Stim-Free Pre WorkoutNuclear Pump - Stim-Free Pre Workout
$49.99 CAD$44.99 CAD
  • Intense, Skin-Tearing Pumps

  • Stim-Free Science-Backed Pre Workout

  • Razor-Sharp Focus Without The Crash

  • Free CAN shipping on orders over $50

  • 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!

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.

It'll provide you with amazing pumps in the gym and even give you that edge for gaining muscle.

Creatine Monohydrate - 5g

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

Creatine Monohydrate will help maximize strength, build muscle, & more!

Nitrosigine® - 1.5g

Patented Nitrosigine can take your workout to the next level and enhance performance by promoting blood flow and by increasing focus and energy.

AlphaSize® Alpha-GPC - 600mg

AlphaSize® acts to optimize muscular power output, sharpen agility, and also delay mental fatigue.

VASO6™ - 300mg

This will really take your pumps to the next level.

Be prepared for N.O. production, blood flow, higher nutrient delivery, & better recovery.

GlycerPump™ - 3g

The name speaks for itself! GlycerPump produces extreme muscle pumps during (& even after) training!

L-Tyrosine - 3g

L-Citrulline is a great performance enhancer.

It'll provide you with amazing pumps in the gym and even give you that edge for gaining muscle.

L-Norvaline - 250mg

L-Citrulline is a great performance enhancer.

It'll provide you with amazing pumps in the gym and even give you that edge for gaining muscle.

Sodium - 125mg

L-Citrulline is a great performance enhancer.

It'll provide you with amazing pumps in the gym and even give you that edge for gaining muscle.

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 Based on 25 Reviews
5 ★
4 ★
3 ★
2 ★
1 ★
100reviewers would recommend this product Write a Review

Thank you for submitting a review!

Your input is very much appreciated. Share it with your friends so they can enjoy it too!

Miss G.
United Kingdom United Kingdom
I recommend this product

Best pre in the world

Initially tried pump from a sample and haven’t looked back. Pre full of stims such as beta don’t agree with me pump has none of that, it tastes amazing and can be taken any time of day or night with no awful crash, I will continue to buy pump for some awesome stim free pumps

steve w.
United Kingdom United Kingdom
I recommend this product


Nuclear pump is one of the best pumps ive used on the market, the taste of lemon is incredible and so is the pineapple. Using the Intra alos and recovery is improved along with performance.

John Cook What Supp Guy
I recommend this product

The best stim free.... Ever.

Absolutely bonkers. I've been using supplements for ages, like from my day of birth (not really, but catch my drift lol) anywho, this is loaded to the brim with epic ingredients that work cohesively to bring you animalistic pumps, breathtaking focus, mental clarity, performance and strength. Honestly this is more than what I bargained for. This is so versatile too, throw a scoop into your pre workout and you will thank me! The flavor is also impeccable considering the ingredients they had to mask and the extreme dosages. This is a game changer and literally one of the best products I've ever used. Do yourself a favor and buy it!!!

Sven D.
Canada Canada
I recommend this product

Nuclear pump truly is the best pump product in canada

Had great experience using this product. For someone who has used all of the best pump products in the game and knows their supplements/ingredients inside and out, this lived up to the hype and is able to compete with the best out there such as volugen, king of pumps and infl8. An extremely strong ingredient panel and what i would likely call the best product on the market in the "stimulant free pump and focus" category. The guys at peak performance labs truly nailed it and the customer service was also awesome.

Canada Canada
I recommend this product

Great product !

Nice sustained pump and energy

Andy P.
United Kingdom United Kingdom
I recommend this product

Incredible Product

What can I say other than....... INCREDIBLE!!! This is what a pump formula should be. Sets the standard for what should be on the market! Nothing else comes anywhere near close Unrivalled, insane focus, insane pump!! Best I’ve used!

I recommend this product

Skin splitting pumps

if you’re looking for a pump products that works and isn’t bullshit, this the product to check out. I review supplements as a hobby and I’m proud to say this product had my muscles so pumped and feeling so full , I thought my arms grew an inch just from taking it. I had forearm pumps that were unreal. Peak Performance Labs has definitely put a solid product out, that I will continue to support and take. -Suppzondeck

steve wallace
I recommend this product


Brilliant from purchase to gym fast shipping even to highlands Scotland 3 days,taste was amazing like fizzy lemonade made fresh, pumps and focus insane go to pre for this season.

Brandon butt
I recommend this product

Great customer service

Fast responses, great people! I have had many people tell me the the pre workout is outstanding and provides a serious pump. Cant wait to try it for myself!

I recommend this product

EXCELLENT Stim Free Pre-Workout

Loved testing out nuclear pump! Seriously one of the best stim free pre workouts I have taken. I was a little concerned pouring it into my bottle because it was a little clumpy, but it was just fine and not chunky at all. Generally, I am not a huge fan of green apple flavors, but Peak Performance crushed it with this flavor!! I was really impressed with the flavor and am looking forward to testing the others. Ingredient-wise, this thing is PACKED with awesome stuff. Norvaline, Vaso6, alphasize are three of my favorite ingredients ever for a skin-splitting pump. Crazy thing is that this isn't even half of the powdered gold that is in this product. The fact that the price point is under $35 is ridiculous, its a steal for what you get!! Overall, I highly recommend this product and hope many more people can get their hands on it!!

FOLLOW @Peakperformancelabs