Reactive polysulfide levels in vegetables (IMAGE) Osaka Metropolitan University Caption Reactive polysulfides, compared here to the total polysulfide content in various vegetables, can act as potent antioxidants. How reactive polysulfides in food promote health is not well understood, as levels of reactive polysulfides in vegetables had not been measured before. All units are μg per gram of each vegetables’ dry weight (d.w.), error bars show standard error. Credit Shingo Kasamatsu, Osaka Metropolitan University Usage Restrictions News organizations may use or redistribute this image, with proper attribution, as part of news coverage of this paper only. License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.