Hydrogen Water Protects Gum Cells from Damage and Speeds Healing
Hydrogen-rich water achieves cytoprotection from oxidative stress injury in human gingival fibroblasts in culture or 3D-tissue equivalents, and wound-healing promotion, together with ROS-scavenging and relief from glutathione diminishment
Research hubs: Oxidative Stress
This research was done on cells or tissue in a lab, not in people or animals.
- Evidence type
- Laboratory study (cells or tissue)
- Authors
- Li Xiao, Nobuhiko Miwa
- Journal
- Human Cell
- Year
- 2017
- PMID
- 27804028
- Study Type
- Cell Culture
- Delivery
- Water (Mg-Chemico)
- H₂ concentration
- 1460 ± 50 μg/L
- Outcome
- Positive
- Peer Reviewed
- Yes
- Cited by
- 56 (OpenAlex, as of November 2026)
- Country
- Japan
TL;DR
Hydrogen-rich water (HW) can help protect gum cells from damage caused by harmful oxygen-related molecules and aid in wound healing.
Key Finding
Hydrogen-rich water significantly reduced reactive oxygen species levels in human gum cells and prevented cell death caused by oxidative stress, while also restoring depleted glutathione levels.
Summary
This laboratory study tested whether hydrogen-rich water (water infused with hydrogen gas using a magnesium stick) could protect human gum cells from damage caused by harmful molecules called reactive oxygen species (ROS). Researchers exposed gum cells and 3D tissue samples to hydrogen-rich water and then exposed them to substances that generate ROS. The hydrogen-rich water reduced ROS levels, prevented cell death, restored a protective molecule called glutathione, and improved wound healing in the cells.
Practical Takeaway
This is an early-stage cell culture study, not a human trial, so results cannot yet be applied to real-world use. The findings suggest hydrogen-rich water may have potential protective effects against oxidative damage in oral tissues, but much more research—including human studies—would be needed before any health claims could be made. The study's relevance to drinking hydrogen water versus direct application to gum tissue remains unclear.
Abstract (excerpt)
The aim of the present study is to investigate protective effects of hydrogen-rich water (HW) against reactive oxygen species (ROS)-induced cellular harmful events and cell death in human gingival fibroblasts (HGF) and three-dimensional (3D-) gingival tissue equivalents. HW was prepared…