section_heading: Sastav
paragraph_text: Sadrži taninske tvari, alkaloid peganin, flavonske glikozide linarin i neolinarin, organske kiseline - jabučnu, octenu, mravlju i askorbinsku (oko 460&nbsp;mg%), pektin, saponine, i mineralne tvari.<ref>Foster, Steven; Duke, James A. (2000). A Field Guide to Medicinal Plants and Herbs: Of Eastern and Central North America (Peterson Field Guides). Houghton Mifflin. str. 120. ISBN 0-395-98814-4.