Strength & Muscle Building Supplements

Build strength, power, and lean muscle with MaxiNutrition's expert-formulated protein powders and supplements. Our strength-focused range is designed to support muscle growth, enhance performance, and help you lift heavier and train harder. Discover the best supplements for building strength and achieving your fitness goals.

  • Enhanced Muscle Growth and Workout Performance

  • Informed Sport Accredited

  • Ultra-Filtered Premium Ingredients

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41 Products
41 Products

Cyclone Protein Powder - Strawberry

£49.99

Vegan Creamy Core Protein Bars 12 x 45g

£19.99

3 Flavours

MaxPresso Protein Infused Coffee 30g Sachets

£2.49

3 Flavours

Cyclone Protein Powder - Banoffee

£49.99

NEW MaxShake 330ml x 12

£24.99

5 Flavours

Classic Vegan Protein Bars 16 x 35g

£23.99

2 Flavours

Protein Bars 12 x 45g - Dark Chocolate Coconut

£19.99

Protein Bars 12 x 45g - Blueberry Muffin

£19.99

Promax Lean Protein Powder - Vanilla

£49.99

Promax Lean Protein Powder - Chocolate

£49.99

Promax Lean Protein Powder - Strawberry

£49.99

Progain All-In-One Protein Powder - Strawberry

£39.99

Train for More. Become Your Best

MaxiNutrition is Informed Sport Certified, meaning every batch is tested for banned substances. Backed by science, our proven formulas are designed to deliver real results. Trusted since 1995, we’ve built over 30 years of expertise and are relied on by athletes at every level – from professionals to everyday competitors.

Informed Sport

Trusted For 30+ Years

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