Hydrogen Water Protects Skin from UV Damage in Animal Study
Hydrogen-rich saline protects against ultraviolet B radiation injury in rats
Research hubs: Skin & Dermatology System
This research was done in animals. Results in animals often don't carry over to people.
- Evidence type
- Animal study (rat)
- Authors
- Ze Guo
- Journal
- Journal of Biomedical Research
- Year
- 2012
- PMID
- 23554772
- Study Type
- Rat
- Delivery
- Saline (Dissolved)
- Dose
- intraperitoneal injection
- Outcome
- Positive
- Peer Reviewed
- Yes
- Cited by
- 23 (OpenAlex, as of November 2026)
- Country
- China
TL;DR
Hydrogen-rich saline may protect skin from sun damage by reducing inflammation and oxidative stress.
Key Finding
Hydrogen-rich saline reduced skin damage and inflammatory markers in rats exposed to UVB radiation, suggesting it may protect against UV-induced skin injury by reducing oxidative stress.
Summary
Researchers exposed rats to ultraviolet B (UVB) radiation, which damages skin by creating harmful molecules called reactive oxygen species. They then gave some rats hydrogen-rich saline (salt water containing dissolved hydrogen gas) through injection. The hydrogen-rich saline reduced skin damage and lowered markers of inflammation and oxidative stress (cellular damage from harmful molecules) compared to a control treatment.
Practical Takeaway
This is an early-stage animal study showing hydrogen-rich saline may help protect against UV skin damage. However, the study was conducted in rats using injection rather than drinking hydrogen water, so results may not directly apply to humans or other delivery methods. Much more research, including human trials, would be needed before drawing conclusions about practical benefits for sun protection.
Abstract (excerpt)
Exposure of skin to solar ultraviolet (UV) radiation induces photo-damage. Ultraviolet B (UVB) is the major component of UV radiation which induces the production of reactive oxygen species (ROS) and plays an important role in photo-damage. Hydrogen gas reduces ROS and alleviates inflammation…