Dragon's Blood (IMAGE) American Chemical Society Caption This wood contains a reddish resin called "dragon's blood" which shows promise for fighting stomach ulcers. Credit Courtesy of Zhizhang Peng, China Usage Restrictions None License Licensed 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.