Flaxseed Lignan Tablets (IMAGE) Iowa State University Caption Suzanne Hendrich, an Iowa State professor in food science and human nutrition, shows the flaxseed lignan tablets used to lower men's high cholesterol in the study. Credit Photo by Jaclyn Hansel, College of Human Sciences 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.