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Per4m PUMP Stim-Free Pre-Workout (495g) with Glycersize (90g)
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Trusted by thousands of UK customers

Per4m PUMP Stim-Free Pre-Workout (495g) with Glycersize (90g)

Per4m PUMP Stim-Free Pre-Workout (495g) with Glycersize (90g)

£27.95
£27.95 £32.95
Tax included. Shipping calculated at checkout.
  • 10g L-Citrulline for enhanced nitric oxide production and muscle pumps.  
  • 3g Taurine for hydration, endurance, and cell volume.  
  • Includes VitaCholine for focus and cognitive support.  
  • Contains Glycersize and Pink Himalayan Salt for improved hydration and vascularity.  
  • Stim-free and caffeine-free — ideal for evening training or stacking.  
  • Smooth-mixing, clump-resistant formula.  
  • Available in delicious flavours like Blackberry, Cherry Fizz, and Peach Sweets.
  • Free shipping on all orders £40+
  • Change your mind? Return within 30 days
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Per4m Pump with Glycersize

Power your workouts without the buzz with PER4M PUMP — a stim-free pre-workout formula that delivers massive pumps, improved hydration, and enhanced focus. Engineered for athletes and fitness enthusiasts who prefer caffeine-free performance, this smooth-mixing powder combines L-Citrulline, Taurine, Pink Himalayan Salt, and VitaCholine to maximize endurance, blood flow, and the mind-muscle connection.

Whether used solo or stacked with your favourite stimulant pre-workout, PER4M PUMP gives you everything you need to perform at your best — minus the jitters or crashes.
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Why You’ll Love It

Built to perform and made to deliver — here’s what makes it a favourite.

Massive Muscle Pumps: 10g of L-Citrulline boosts nitric oxide and enhances blood flow.

Caffeine-Free Focus: VitaCholine and Astragin sharpen focus without stimulants — perfect for stacking or late workouts.

Hydration & Endurance: Pink Himalayan Salt and Taurine support fluid balance and performance.

Muscle Supply
Available at Muscle Supply

Per4m

Founded in 2011 by a team of training-obsessed athletes and nutrition experts, PER4M delivers premium performance formulas with a standout focus on taste. Known as “The Kings of Flavour”, their range features over 35 bold flavour options and shakes that are described as “thick and genuinely flavoursome, with none of that horrible chemical aftertaste.

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