Creatine monohydrate is the single most evidence-backed supplement for HYROX. This guide covers exactly how it works, the right dose, what to buy, and where it fits into your wider HYROX nutrition plan.
Why Creatine Works for HYROX
Creatine increases phosphocreatine stores in your muscles — the fuel system used for short, explosive efforts. In HYROX this matters for sled pushes, burpee broad jumps, wall balls, and recovery between stations. Meta-analyses consistently show 10–20% improvement in high-intensity repeat-bout performance — directly applicable to HYROX’s format of 8 hard efforts with incomplete recovery.
Secondary benefits:
- Faster recovery between training sessions — allows higher weekly volume
- Modest increase in lean muscle mass over a training block
- Potential cognitive benefits — useful in the final stations when mental fatigue accumulates
The Correct Protocol
| Variable | Recommendation |
|---|---|
| Dose | 3–5g per day |
| Timing | Any time — consistency matters more than timing |
| Loading phase | Optional — 20g/day for 5 days saturates faster, same end result |
| Cycling | Not needed — take year-round continuously |
| Form | Monohydrate only |
What to Buy
Buy unflavoured creatine monohydrate powder. It’s the most studied form, cheapest per gram, and performs identically to every premium variant on the market.
Brands to consider:
- MyProtein Creatine Monohydrate — official HYROX nutrition partner, excellent quality, frequently on sale. Check MyProtein on Amazon →
- Optimum Nutrition Micronised Creatine — industry standard, widely available
- Bulk Powders Pure Creatine Monohydrate — good value, third-party tested
Avoid: Creatine HCl, Kre-Alkalyn, buffered creatine, or any “advanced” creatine. They cost 3–5x more with no performance advantage over monohydrate.
Side Effects and Safety
- Water retention: Creatine draws water into muscle cells — 1–2kg initial weight gain is intramuscular, not fat
- Kidney damage: No evidence in healthy individuals at recommended doses
- GI issues: Rare at 3–5g doses. Split into two smaller doses if experienced
Creatine vs Other Supplements
| Supplement | Evidence for HYROX | Priority |
|---|---|---|
| Creatine monohydrate | Very strong | ⭐⭐⭐⭐⭐ Essential |
| Caffeine | Very strong | ⭐⭐⭐⭐⭐ Equal priority |
| Protein powder | Strong (recovery) | ⭐⭐⭐⭐ If not hitting targets |
| Beta-alanine | Moderate | ⭐⭐⭐ Optional |
| BCAAs | Weak | Skip |
FAQ
How long until creatine works?
With loading: 5–7 days. Without loading at 5g/day: 3–4 weeks. Start at least 4 weeks before your race.
Should I take creatine on rest days?
Yes — every day regardless of training. Saturation is maintained through consistent daily dosing.
Can women take creatine?
Yes — benefits are well-documented in women. Same dose: 3–5g daily.
