49 papers
Q: Does molecular hydrogen help with diabetes / metabolic syndrome?
A: Of 49 peer-reviewed papers, 32 reported a positive effect (the most common), 5 limited/mixed, 0 negative, 12 not assessed. Study mix: 10 human (4 RCT), 27 animal/basic, 12 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 | 10 | of which RCT | 4 |
|---|---|---|---|
| Animal/basic | 27 | Synthesis/meta | 12 |
| Reported effect | positive 32 ・ limited/mixed 5 ・ negative 0 ・ not assessed 12 | ||