Hydrogen Water Protects Gums from Age-Related Damage in Rats
- Authors
- Takaaki Tomofuji, Yuya Kawabata, Kenta Kasuyama, Yasumasa Endo, Toshiki Yoneda, Mayu Yamane, Tetsuji Azuma, Daisuke Ekuni, Manabu Morita
- Journal
- Scientific Reports
- Year
- 2014
- DOI
- 10.1038/srep05534
- Study Type
- Rat
- Outcome
- Positive
- Peer Reviewed
- Yes
- Country
- Japan
- Health Condition
- Periodontal Disease
- Body System
- Oral
TL;DR
Drinking hydrogen-rich water may reduce age-related damage in the gums of rats without affecting inflammation.
Key Finding
Hydrogen-rich water reduced oxidative damage in aging rat gum tissues but did not suppress inflammatory responses, suggesting its anti-aging effects may be limited to antioxidant protection rather than comprehensive inflammation control.
Summary
Researchers gave rats hydrogen-rich water (water with dissolved hydrogen gas) from age 4 months to 16 months, while a control group drank regular distilled water. At the end of the study, the rats drinking hydrogen-rich water had less oxidative damage (cellular damage from unstable molecules called free radicals) in their gum tissues compared to the control group. However, the hydrogen-rich water did not reduce signs of inflammation in the gum tissues. This suggests hydrogen-rich water may protect against age-related damage in gums, but only by reducing oxidative stress, not by calming inflammatory responses.
Practical Takeaway
This rat study provides early evidence that hydrogen-rich water may help protect gum tissues from age-related oxidative damage. However, this is animal research only, and the study's findings on inflammation are mixed, so it's unclear whether these benefits would apply to humans or whether they would be meaningful for overall gum health. More research in humans would be needed before drawing conclusions about practical benefits.
Abstract
Oxidative damage is involved in age-related inflammatory reactions. The anti-oxidative effects of hydrogen-rich water suppress oxidative damage, which may aid in inhibiting age-related inflammatory reactions. We investigated the effects of drinking hydrogen-rich water on aging periodontal tissues in healthy rats. Four-month-old male Fischer 344 rats (n = 12) were divided into two groups: the experimental group (hydrogen-rich water treatment) and the control group (distilled water treatment). The rats consumed hydrogen-rich water or distilled water until 16 months of age. The experimental group exhibited lower periodontal oxidative damage at 16 months of age than the control group. Although protein expression of interleukin-1β did not differ, gene expression of Nod-like receptor protein 3 inflammasomes was activated in periodontal tissues from the experimental group as compared with the control group. Drinking hydrogen-rich water is proposed to have anti-aging effects on periodontal oxidative damage, but not on inflammatory reactions in healthy rats.