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Ninja Supplements – Ninja Swole – Stim-Free Pre-Workout

Ninja Supplements 25 Servings

from £41.55

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Orders placed before 4 pm are shipped on the same day

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Ninja Swole is the ultimate non-stimulant pre-workout, designed to deliver jaw-dropping pumps, enhanced performance, and laser-sharp focus — without a single milligram of caffeine or other stimulants. Whether you're training late at night, stacking with a stim-based pre, or just cycling off stims, Ninja Swole provides all the intensity without the crash.

This comprehensive formula targets every aspect of training performance — including nitric oxide enhancement, muscular endurance, power output, and cognitive drive — making it a truly elite stim-free pre-workout.

Who is it for?

  • Gym-goers seeking a stim-free pre-workout without compromising on performance

  • Evening lifters or caffeine-sensitive users

  • Athletes stacking with high-stim formulas and needing extra pump or focus

  • Anyone wanting clean vascularity, focus, and endurance without jittery energy

Our Experience

After testing Ninja Swole ourselves, we were impressed by the pump and focus despite the lack of stimulants. The vascularity and endurance feel close to high-stim formulas — especially when taken on an empty stomach. Definitely one of the best stim-free formulas we’ve stocked.

Active Ingredients Breakdown (Per Scoop – 17.72g)


Ninja’s Blistering Pump and Performance Matrix




  • L-Citrulline Malate 2:1 – 7000 mgIncreases nitric oxide levels for massive muscle pumps, improved blood flow, and better nutrient delivery.


  • Nitrosigine® – 1500 mgA patented complex of arginine silicate that enhances vascularity, endurance, and mental sharpness.


  • Cellflo6™ Green Tea Extract – 300 mgA unique polyphenol extract is shown to support vascular integrity and blood flow.


  • VasoDrive-AP® – 254 mgHydrolysed casein tripeptides that promote vascular relaxation and pump enhancement.


  • Pink Himalayan Sea Salt – 200 mgProvides electrolytes to support hydration, muscle contraction, and pump quality.


Ninja’s Strength and Power Matrix




  • Beta-Alanine – 3200 mgDelays muscular fatigue by buffering lactic acid, promoting longer endurance.


  • Betaine Anhydrous – 2500 mgEnhances power, strength, and muscle volume through improved cellular hydration.


Ninja’s Intense Focus Matrix




  • Lion’s Mane Mushroom Extract – 600 mgNatural nootropic that supports mental clarity, nerve regeneration, and focus.


  • Alpha GPC (50% Alpha Glycerylphosphorylcholine) – 600 mgBoosts cognitive function and mind-muscle connection for peak performance.


  • Huperzia Serrata Extract (1% Huperzine-A) – 100 mcgSupports acetylcholine levels to sharpen focus, memory, and coordination.


Ninja’s Absorption Matrix




  • AstraGin® – 50 mgEnhances nutrient absorption and bioavailability for better ingredient utilisation.


Dosage – Timing – Follow-Up


Suggested Use:Mix one Scoop (17.72g) with 300–400 ml of cold water and consume 20–30 minutes before training. For lighter sessions, use half a scoop.
Follow-Up Tips:Can be safely stacked with stimulant-based pre-workouts or used on rest days to support blood flow and recovery.
Note: Due to the high L-Citrulline and pump agents, clumping may occur; however, this does not affect product performance. Mix thoroughly.

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Need help?

Ninja Swole by Ninja Supplements is an elite non-stimulant pre-workout designed for maximum pump, enhanced performance, and focus without caffeine. Each scoop weighs 17.72g and features a comprehensive pump matrix, strength matrix, and focus complex.

No. Ninja Swole is 100% stimulant-free with zero caffeine or other stimulants. It is ideal for evening training, caffeine-sensitive users, athletes cycling off stimulants, or those stacking it with a high-stim pre-workout for added pump.

Ninja Swole is formulated to support jaw-dropping pumps, vascularity, muscular endurance, power output, and cognitive drive — all without stimulants. It targets nitric oxide enhancement, strength, and mental focus in a single stimulant-free formula.

The Pump Matrix includes L-Citrulline Malate 2:1 (7,000mg), Nitrosigine® (1,500mg), Cellflo6™ Green Tea Extract (300mg), VasoDrive-AP® (254mg), and Pink Himalayan Sea Salt (200mg) to support blood flow, vasodilation, and pump quality.

Nitrosigine® is a patented bonded arginine silicate complex dosed at 1,500mg per serving. It is included to enhance vascularity, endurance, and mental sharpness by supporting nitric oxide production beyond what standard arginine provides.

VasoDrive-AP® is a patented ingredient consisting of hydrolysed casein tripeptides. Dosed at 254mg per serving, it is included to promote vascular relaxation and enhance the quality and duration of the muscle pump.

Cellflo6™ is a unique green tea polyphenol extract included at 300mg per serving. It is designed to support vascular integrity and blood flow, contributing to the overall pump and circulatory performance of the formula.

Mix one scoop (17.72g) with water and consume before training. It can be used as a standalone stim-free pre-workout or stacked with a caffeine-based product to enhance pump and performance without adding stimulant load.

Ninja Swole is ideal for gym-goers wanting stimulant-free performance, evening lifters, caffeine-sensitive users, athletes building a multi-product stack, and anyone seeking clean vascularity, focus, and endurance without stimulants.

Ninja Supplements Ninja Swole is available through Cross The Limits, an authorised UK retailer. Orders placed before 4pm are dispatched the same day, with free UK shipping on orders over £89.

Ninja Supplements

Ninja Supplements

Ninja Supplements offers precision-crafted formulas designed to sharpen performance and unleash strength.