HYROX is the ultimate test of hybrid fitness — blending endurance running with strength-based stations. To perform at your peak, training hard isn’t enough; the right supplement strategy can make all the difference. In this guide, we’ll cover the best supplements for HYROX, why they’re important, and how NZ athletes can build their stack to maximise energy, strength, and recovery.

What is HYROX?
HYROX is a global fitness competition that combines 8 x 1km runs with 8 functional workout stations. Athletes move through sled pushes, rowing, burpee broad jumps, sandbag lunges, and wall balls — testing strength, endurance, and grit in equal measure. Unlike other competitions, HYROX is standardised worldwide, meaning every athlete faces the same challenge. That makes preparation, training, and supplementation even more critical.
What Supplements Do I Need for HYROX?
Because HYROX demands both endurance and power, athletes need a supplement plan that fuels performance, delays fatigue, and speeds recovery. Here are the top categories every HYROX competitor should consider:
1. Creatine — Power and Strength for Key Stations
Creatine is one of the most researched sports supplements, proven to enhance strength and explosive power. For HYROX athletes, creatine supports sled pushes, sled pulls, burpees, and lunges — all movements requiring quick energy and muscular resilience.
Benefits for HYROX athletes:
- Increases ATP production for explosive energy
- Boosts strength in weighted stations
- Improves recovery and hydration at the cellular level
How to take: 5g daily, consistently. Loading is optional but not essential.
Should HYROX Athletes Take Creatine?
Absolutely. Creatine is safe, effective, and ideal for sports requiring both power and endurance. Unlike endurance-only sports, HYROX combines heavy resistance work with running. This makes creatine a perfect fit, enhancing power output without negatively impacting cardiovascular performance.
2. Carbohydrates — Fuel for Endurance and Speed
HYROX is a glycogen-hungry event. Relying solely on fat or protein isn’t enough — your body needs carbs for high-intensity work. Supplementing with fast-digesting carbohydrates pre- or intra-workout ensures your energy doesn’t dip mid-race.
Benefits:
- Refuels muscle glycogen quickly
- Improves endurance during long training sessions
- Reduces mid-race fatigue
How to take: 30–60g before or during longer sessions. Use powders, gels, or carb blends for rapid absorption.
3. Protein Powder — Recovery and Muscle Repair
With high training volume and limited recovery windows, HYROX athletes must prioritise protein. A high-quality protein powder ensures muscle repair, growth, and reduced soreness after heavy sessions.
Benefits:
- Accelerates muscle repair post-training
- Prevents muscle breakdown during intense prep
- Supports lean muscle growth
How to take: 25–30g within 30–60 minutes after training, or use as a daily snack to hit protein targets.
4. Beta-Alanine — Delay Fatigue and Push Harder
The burning sensation in your muscles during wall balls or rowing sprints is caused by hydrogen ion build-up. Beta-alanine buffers this by increasing muscle carnosine levels, helping you train harder for longer.
Benefits:
- Delays fatigue by buffering lactic acid
- Increases anaerobic endurance
- Supports repeated high-intensity efforts
How to take: 3.2–6.4g daily. Split doses if tingling is uncomfortable.
5. Electrolytes — Hydration and Performance
Hydration is critical in HYROX. Electrolytes (sodium, potassium, magnesium, calcium) regulate nerve function, muscle contraction, and fluid balance. Losing too many through sweat can lead to cramps and decreased performance.
Benefits:
- Replaces minerals lost through sweat
- Prevents dehydration and muscle cramps
- Keeps endurance levels steady throughout competition
How to take: Mix into water before, during, and after sessions. Use higher sodium blends for longer events or hotter environments.
Building Your HYROX Supplement Stack
A structured approach ensures you get the most out of your supplements. Here’s an example daily routine:
- Morning / Pre-Workout: Creatine + Beta-Alanine + Carbohydrates + Electrolytes
- Intra-Workout: Carbohydrates + Electrolytes
- Post-Workout: Protein Powder + Creatine
- Evening: Beta-Alanine (if dosing twice daily)
Final Thoughts: Best Supplements for HYROX Training
HYROX isn’t just a race — it’s a test of hybrid athleticism. To succeed, your supplementation must cover three essentials: fuel before, hydrate during, and recover after. Creatine, carbohydrates, protein powder, beta-alanine, and electrolytes form the foundation of a winning HYROX stack.
By investing in the right HYROX supplements NZ, athletes can train harder, recover faster, and perform better on race day.
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