HYROX Nutrition: What to Eat Before, During & After

Fueling for HYROX Performance

Your nutrition strategy can make or break your HYROX performance. Here's how to fuel for optimal race day results.

Race Week Nutrition

5-7 Days Out:

• Increase carbohydrate intake slightly
• Stay well hydrated (aim for clear urine)
• Reduce fiber intake as race day approaches
• Avoid new foods - stick to what you know

Day Before:

• High carb, moderate protein, low fat
• Familiar foods only
• Extra hydration with electrolytes
• Early dinner, nothing too heavy

Race Day Morning

3-4 Hours Before:

• Substantial meal: oatmeal with banana, toast with peanut butter, or rice with eggs
• 500-750ml water

1-2 Hours Before:

• Light snack if needed: banana, energy bar, or toast
• Sip water, don't chug

30 Minutes Before:

• Final hydration check
• Optional: caffeine (100-200mg) if you use it in training

During the Race

Hydration:

• Small sips at water stations
• Don't drink too much at once
• Electrolytes if racing over 90 minutes

Fueling:

• Most athletes don't need food for sub-90 minute races
• For longer efforts: gels or chews between stations
• Test everything in training first

Post-Race Recovery

Immediately After:

• Rehydrate with water and electrolytes
• Protein shake or recovery drink

Within 2 Hours:

• Balanced meal with protein, carbs, and vegetables
• Continue hydrating

Evening:

• Normal balanced dinner
• Extra carbs to replenish glycogen
• Quality sleep for recovery

Supplement Considerations

Pre-Race:

• Caffeine (if used in training)
• Beta-alanine (for buffering capacity)
• Beetroot juice (for nitric oxide)

Post-Race:

• Protein powder
• Creatine (for recovery)
• Magnesium (for muscle recovery)

Common Mistakes to Avoid

Trying new foods on race day

Under-hydrating the week before

Over-eating the morning of

Drinking too much water at once during the race

Skipping post-race nutrition