Partnered With Informed Sport

Trusted Since 1995

Free Delivery Over £55

Used by Athletes

Maxi Shake bottles in various flavors with bananas on a beige surface
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WHATS POPULAR
PROTEIN POWDER
PROTEIN BARS
ELECTROLYTES
ENDURANCE & PERFORMANCE
BAKING & SPREADS
Cyclone All-In-One Protein Powder (ADDED CREATINE) Maxi Nutrition Cyclone Strength supplement container with feature text on a dark background
Protein Coffee - Maxpresso Protein Coffee - Maxpresso
Creapure Creatine Monohydrate 250g Creapure Creatine Monohydrate 250g - MaxiNutrition
Classic High Protein Bars 16 x 40g Classic High Protein Bars 16 x 40g
EAA Powder 250g – Everyday Essential Aminos EAA Powder 250g – Everyday Essential Aminos
Crispy Waffle Protein Bars 12 x 39g - MaxiNutrition Crispy Waffle Hazelnut Protein Bars 12 x 39g
Crispy Waffle Pistachio Protein Bars 12 x 39g Crispy Waffle Pistachio Protein Bars 12 x 39g
Crispy Waffle Protein Bars 12 x 39g - MaxiNutrition Maxi Nutrition Caramel Spread bar on a beige background
Crispy Waffle Dark Chocolate Cookie Protein Bars 12 x 39g Crispy Waffle Dark Chocolate Cookie Protein Bars 12 x 39g
Crispy Waffle Double Milk Protein Bars 12 x 39g Crispy Waffle Double Milk Protein Bars 12 x 39g
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Starter Bundle
Cyclone All-In-One Protein Powder (ADDED CREATINE) Maxi Nutrition Cyclone Strength supplement container with feature text on a dark background
Promax Lean All-In-One Protein Powder Maxi Nutrition Promax Lean supplement container with features listed on a dark background
Progain All-In-One Protein Powder Progain All-In-One Protein Powder
MaxClear - Clear Protein Isolate - MaxiNutrition MaxClear - Clear Protein Isolate - MaxiNutrition
MaxWhey Protein Powder MaxWhey Protein Powder
Protein Coffee - Maxpresso Protein Coffee - Maxpresso
MaxVegan Protein Powder - MaxiNutrition MaxVegan Protein Powder - MaxiNutrition
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Creamy Core Protein Bars 12 x 45g Creamy Core Protein Bars 12 x 45g
Crispy Waffle Protein Bars 12 x 39g Crispy Waffle Protein Bars 12 x 39g
Protein Nut Bars 12 x 46g Protein Nut Bars 12 x 46g
Classic High Protein Bars 16 x 40g Classic High Protein Bars 16 x 40g
Milky Waffle Protein Bars 12 x 40g Milky Waffle Protein Bars 12 x 40g
Better Choice Protein Bars 15 x 22.5g Better Choice Protein Bars 15 x 22.5g
Vegan Creamy Core Protein Bars 12 x 45g Vegan Creamy Core Protein Bars 12 x 45g
Classic Vegan Protein Bars 16 x 35g Classic Vegan Protein Bars 16 x 35g
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Hydration Tablets 10pcs x 6 Hydration Tablets 10pcs x 6
Blackcurrant Hydration Tablets 10pcs x 6
Green Apple Hydration Tablets 10pcs x 6
Watermelon Hydration Tablets 10pcs x 6
Strawberry Lemonade Hydration Tablets 10pcs x 6
Lemon Lime Hydration Tablets 10pcs x 6
Pink Grapefruit Hydration Tablets 10pcs x 6
Strawberry Lemonade Hydration Tablets Individual - MaxiNutrition Strawberry Lemonade Hydration Tablets Individual - MaxiNutrition
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MaxCharge Pre Workout 300g MaxCharge Pre Workout 300g
MaxClear - Clear Protein Isolate - MaxiNutrition MaxClear - Clear Protein Isolate - MaxiNutrition
Thermobol Tablets - Fat Burner Thermobol Tablets - MaxiNutrition
EAA Powder 250g – Everyday Essential Aminos EAA Powder 250g – Everyday Essential Aminos
Creatine Monohydrate 300g Creatine Monohydrate 300g - MaxiNutrition
Multivitamin and Mineral 90 Tablets Multivitamin and Mineral 90 Tablets
Creapure Creatine Monohydrate 250g Creapure Creatine Monohydrate 250g - MaxiNutrition
Beta Alanine 800mg 120 Capsules Beta Alanine 800mg 120 Capsules
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Baking Protein Powder - MaxiNutrition Baking Protein Powder - MaxiNutrition
Crunchy Peanut Butter - MaxiNutrition Crunchy Peanut Butter - MaxiNutrition
Max Whey X3 Mix & Match Bundle Max Whey X3 Mix & Match Bundle
MaxWhey Protein Powder MaxWhey Protein Powder
Protein Coffee - Maxpresso Protein Coffee - Maxpresso
Maxi Shake bottles in various flavors with bananas on a beige surface NEW MaxShake 330ml x 12
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Health & Welness

Vitamins

Vitamins

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Protein Coffee

Protein Coffee

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MaxShake

MaxShake

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Electrolytes

Electrolytes

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A little about us..

MaxiNutrition UK's Original Protein Powder Company

MaxiNutrition offers a diverse range of sports nutrition products, specifically designed to enhance muscle growth, recovery, and overall athletic performance.

  • Trusted by Athletes
  • Innovative High Quality Protein
  • Founded in 1995
  • Informed Sport Accredited
Learn more
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A Better Way to Snack

Crispy wafer. Smooth filling. Chocolate coating.

With added protein to support your day whether you're training or just staying on track.

The bar you’ll actually want to eat.

  • High Protein Bar with a Crispy Waffle Layered Centre
  • 10g of Protein
  • Low in Sugar and Under 200 Calories
SHOP PROTEIN BARS
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Welcome to MaxiNutrition – Trusted UK Sports Nutrition Since 1995

At MaxiNutrition, we’ve spent over 30 years helping people fuel their performance, build strength, and recover smarter. Whether you're training for size, endurance, or fat loss, our science-backed sports nut...

At MaxiNutrition, we’ve spent over 30 years helping people fuel their performance, build strength, and recover smarter. Whether you're training for size, endurance, or fat loss, our science-backed sports nutrition is trusted by athletes, gym-goers, and fitness beginners alike.

Explore our best-selling protein powders including MaxWhey, Promax, and Progain, or power up with our advanced pre-workouts, creatine, and recovery supplements – all formulated with high-quality ingredients and no unnecessary fillers.

We’re proud to be a leading name in UK sports supplements, with a range that’s Informed-Sport tested, batch-tracked, and designed to help you train harder and recover better – whatever your goal.

Popular categories:

Whey Protein • Lean Muscle Supplements • Creatine Monohydrate • Pre-Workout • Post-Workout • Weight Gain • Protein Bars • Hydration Tablets

MaxiNutrition is more than a supplement brand – it’s a performance partner. Shop now with free delivery over £55, fast dispatch, and trusted UK customer service.

FAQ'S

MaxiNutrition stands out through its commitment to science-backed formulas, quality-tested ingredients, and over 30 years of heritage in sports nutrition.

Unlike many brands, 60% of our products are Informed-Sport certified, meaning it's batch-tested for banned substances and trusted by professional athletes. We combine high-performance nutrition with clean, transparent labelling no gimmicks, just proven results.

Whether you're a seasoned lifter or just starting out, MaxiNutrition delivers safe, effective products you can rely on.

Yes, many of our products are Informed-Sport certified, meaning they've been tested for banned substances and are trusted by professional athletes.

Our Promax Lean and MaxWhey ranges are ideal for muscle growth and recovery, providing high-quality protein with low sugar and great taste.

Explore our Thermobol range, designed to support metabolism and fat loss as part of a balanced diet and training plan.

Our fast-dissolving Hydration Tabs help replace lost electrolytes like magnesium, potassium, and calcium, keeping you hydrated and supporting recovery after exercise.

We offer a range of vegan-friendly options, including plant-based protein powders and hydration solutions, clearly labelled across our website.