diabetes / metabolic syndrome

49 papers

Research evidence summary

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)

Evidence breakdown
Human10of which RCT4
Animal/basic27Synthesis/meta12
Reported effectpositive 32 ・ limited/mixed 5 ・ negative 0 ・ not assessed 12

Read the safety notes →

Delivery-method distribution

hydrogen-rich water: 26 mixed routes: 7 not specified: 5 topical application: 4 injection / infusion: 3 inhalation: 2 in vitro: 1 animal model: 1