arthritis / rheumatism

24 papers

Research evidence summary

Q: Does molecular hydrogen help with arthritis / rheumatism?

A: Of 24 peer-reviewed papers, 17 reported a positive effect (the most common), 3 limited/mixed, 0 negative, 4 not assessed. Study mix: 11 human (2 RCT), 8 animal/basic, 4 meta-analysis or synthesis. The most studied delivery route is mixed routes. 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
Human11of which RCT2
Animal/basic8Synthesis/meta4
Reported effectpositive 17 ・ limited/mixed 3 ・ negative 0 ・ not assessed 4

Read the safety notes →

Delivery-method distribution

mixed routes: 7 hydrogen-rich water: 5 in vitro: 4 not specified: 3 injection / infusion: 2 hydrogen bath: 2 inhalation: 1