Hydrogen Water Injections Reduce Nerve Pain in Rats
- Authors
- Junmin Yu, Zixiao Yin, Hongmin Ma, Bing Zhang, Chao Meng
- Journal
- Frontiers in Molecular Neuroscience
- Year
- 2025
- DOI
- 10.3389/fnmol.2025.1666575
- Study Type
- Rat
- Outcome
- Positive
- Peer Reviewed
- Yes
- Country
- China
- Health Condition
- Neuropathic Pain
- Body System
- Nervous System
TL;DR
Local injection of hydrogen nanobubble water reduced nerve pain and inflammation by activating cellular antioxidant defense pathways.
Key Finding
Ultrasound-guided local injection of nanobubble hydrogen-dissolved water reduced pain sensitivity and nerve injury in rats with chronic constriction injury-induced neuropathic pain, with greater effects at higher concentrations and multiple doses.
Summary
Researchers tested whether nanobubble hydrogen-dissolved water (water containing tiny hydrogen bubbles) could reduce nerve pain in rats with a specific type of nerve injury. When injected directly at the injury site using ultrasound guidance, the treatment reduced pain sensitivity and nerve damage, particularly at higher concentrations and with multiple doses. The protective effect appeared to work by activating the body's natural antioxidant defense systems.
Practical Takeaway
This rat study suggests that hydrogen-dissolved water may have potential for treating neuropathic pain through antioxidant mechanisms, but it is a preliminary animal study only. Direct injection into nerve tissue is not a practical approach for consumers, and it remains unclear whether drinking or other forms of hydrogen water would produce similar effects in humans. Much more research is needed before any health claims can be made.
Abstract (excerpt)
Introduction Neuropathic pain (NP) is a kind of common and intractable chronic pain. Hydrogen (H 2 )-rich water exhibited protective effects in NP by intrathecal injection, drinking, and intraperitoneal injection. The nanobubble H2-dissolved water (NHW) is a solution that contains H 2 bubbles and H…