Less-Oxidative Hemodialysis Solution in Lab Tests
Less-oxidative hemodialysis solution rendered by cathode-side application of electrolyzed water
This research was done on cells or tissue in a lab, not in people or animals.
- Evidence type
- Laboratory study (cells or tissue)
- Authors
- Masaaki Nakayama, Shigeru Kabayama, Hiroyuki Terawaki, Keisuke Nakayama, Kiyoshi Kato, Toshinobu Sato, Sadayoshi Ito
- Journal
- Hemodialysis International
- Year
- 2007
- PMID
- 17576297
- Study Type
- Molecular Assay
- Delivery
- Solution (Dissolved)
- Outcome
- Positive
- Peer Reviewed
- Yes
- Cited by
- 25 (OpenAlex, as of November 2026)
- Country
- Japan
TL;DR
Using electrolyzed water in hemodialysis may reduce oxidative stress and help preserve the function of immune cells in patients.
Key Finding
Electrolyzed water generated from the cathode side contained elevated dissolved hydrogen levels and demonstrated reduced oxidative capacity compared to conventional hemodialysis solutions in laboratory testing.
Summary
Researchers tested a special type of water created through electrolysis (a process using electrical current) to see if it could reduce oxidative stress (cellular damage from harmful molecules) in hemodialysis solutions used to treat kidney patients. They found that electrolyzed water contained higher levels of dissolved hydrogen and showed less oxidative capacity in lab tests. When applied to human immune cells in a test tube, the electrolyzed water appeared to offer some protection against cellular damage.
Practical Takeaway
This is a laboratory study that tested electrolyzed water in test tubes and chemical assays, not in living patients. While the results suggest electrolyzed water may have protective properties relevant to hemodialysis, much more research—including human clinical trials—would be needed before any conclusions about its effectiveness in actual treatment could be drawn.
Abstract (excerpt)
Electrolyzed water (EW) generated on the cathode side reportedly displays anti-oxidative properties, and application of EW to hemodialysis (HD) systems supposedly suppresses oxidative markers in patients on HD. However, most of the chemical properties and biological effects of such solutions remain…