68 papers
Q: Does molecular hydrogen help with exercise / fatigue recovery?
A: Of 68 peer-reviewed papers, 36 reported a positive effect (the most common), 19 limited/mixed, 3 negative, 10 not assessed. Study mix: 41 human (32 RCT), 9 animal/basic, 17 meta-analysis or synthesis. The most studied delivery route is hydrogen-rich water. The above aggregates published research and does not constitute a clinically established conclusion. See the individual paper pages for details and Safety notes for inhalation safety. (last updated 2026-05-15)
| Human | 41 | of which RCT | 32 |
|---|---|---|---|
| Animal/basic | 9 | Synthesis/meta | 17 |
| Reported effect | positive 36 ・ limited/mixed 19 ・ negative 3 ・ not assessed 10 | ||