What is ATHX Games and how is MaxiNutrition involved?

ATHX is the UK’s leading functional fitness competition, blending strength, endurance, and conditioning. MaxiNutrition is the official supplement sponsor, providing science-backed products to fuel performance and recovery.

Which supplements should I take for ATHX-style training?

Before training: MaxCharge Pre-Workout or Caffeine Tabs During: Hydration Tabs and EAA Powder After: Max Whey, MaxClear RTD, or MaxClear Sachets for recovery Supporting: Thermobol for fat metabolism, Creatine for strength

Are these supplements Informed Sport certified?

Yes. Every product in the ATHX collection is Informed Sport tested, meaning it’s been batch-tested for banned substances and is safe for competitive athletes.

Can I stack multiple products from this collection?

Absolutely. Many ATHX athletes stack pre-workout + hydration + protein to support performance across all stages of their training and events.

Are these supplements suitable for beginners or everyday fitness enthusiasts?

Yes — the ATHX range is designed for performance, but it’s accessible to anyone training regularly and looking to support their energy, hydration, and recovery.

ATHX

MaxiNutrition is the official supplement partner of ATHX Games – the UK’s leading competitive fitness event. This collection features our top picks to support ATHX training, race day performance, and recovery.

ATHX Games Supplements

Boost energy and focus before you train. MaxCharge Pre-Workout Caffeine Tablets

Hydration & Endurance

Stay hydrated and push through every session. Hydration Tabs EAA Powder Recovery & Muscle Support muscle growth and bounce back faster. Promax Whey MaxClear RTDs Thermobol

Informed-Sport tested. Athlete-trusted.
Shop now and train like an ATHX competitor.

40 Products

Promax Lean All-In-One Protein Powder - MaxiNutrition

Promax Lean Protein Powder - Strawberry

£49.99

MaxShake Protein Milk Coffee 330ml x 12

£24.99

Maxi Shake bottles in various flavors with bananas on a beige surface

Maxi Nutrition MaxShake Protein Shake Chocolate bottle with chocolate pieces on a beige background

NEW MaxShake 330ml x 12

£24.99

5 Flavours

Maxi Nutrition Promax Lean supplement container with features listed on a dark background

Promax Lean Protein Powder - Chocolate

£49.99

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.