Resveratrol Creates Hydrogen Gas in Cells for Antioxidant Protection
- Authors
- Stanislav A. Pshenichnyuk, Alexei S. Komolov
- Journal
- The Journal of Physical Chemistry Letters
- Year
- 2015
- DOI
- 10.1021/acs.jpclett.5b00368
- Study Type
- Molecular Assay
- Outcome
- Positive
- Peer Reviewed
- Yes
- Country
- Russia
- Health Condition
- Oxidative Stress
- Body System
- Cellular
TL;DR
Researchers discovered a new way that the antioxidant resveratrol may protect cells by capturing stray electrons and producing hydrogen molecules that can help with energy production in cells.
Key Finding
Resveratrol can capture electrons from mitochondria and convert them into hydrogen molecules, which the researchers suggest may explain how resveratrol provides antioxidant protection inside cells.
Summary
Researchers studied how resveratrol, a compound found in grapes and red wine, interacts with electrons at the molecular level. Using laboratory techniques and computer modeling, they discovered that resveratrol can capture electrons that leak from mitochondria (the energy-producing parts of cells) and convert them into hydrogen molecules. The study proposes this process as a new explanation for how resveratrol acts as an antioxidant (a substance that protects cells from damage).
Practical Takeaway
This is a laboratory study that proposes a theoretical mechanism—it has not been tested in living organisms or humans. While the proposed pathway is scientifically interesting, much more research would be needed to confirm whether this mechanism actually occurs in the body and whether it contributes meaningfully to resveratrol's health effects. This study does not provide evidence that hydrogen water specifically would have similar benefits.
Abstract
The electron-attaching properties of polyphenolic compound resveratrol were studied in vacuo by means of dissociative electron attachment (DEA) spectroscopy and in silico using density functional theory calculations. The most intense fragments generated by DEA to isolated resveratrol at thermal electron energy are semiquinone anions and neutral hydrogen molecules. On the basis of the present experimental and theoretical data, a new molecular mechanism for the antioxidant activity of resveratrol is presented. It is suggested that the activity of resveratrol in living cells is driven by dissociative attachment of electrons “leaked” from the respiratory chain to this polyphenolic molecule, followed by the formation of the H2 antioxidant species inside mitochondria and participation in mitochondrial energy biogenesis.