endothelial function

35 papers

Research evidence summary

Q: Does molecular hydrogen help with endothelial function?

A: Of 35 peer-reviewed papers, 32 reported a positive effect (the most common), 0 limited/mixed, 0 negative, 3 not assessed. Study mix: 10 human (5 RCT), 23 animal/basic, 1 meta-analysis or synthesis. The most studied delivery route is inhalation. 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 RCT5
Animal/basic23Synthesis/meta1
Reported effectpositive 32 ・ limited/mixed 0 ・ negative 0 ・ not assessed 3

Read the safety notes →

Delivery-method distribution

inhalation: 10 hydrogen-rich water: 10 mixed routes: 4 injection / infusion: 4 in vitro: 4 not specified: 1 hydrogen bath: 1 animal model: 1