含大麻碱(cannabisativine)[1],脱水大麻碱(anhyrocannabisativine)[2],胆碱(choline),神经碱(neurine)[3],无羁萜(friedelin),表无羁萜醇(epifriedelinol),葛缕酮(carvone),二氢葛缕酮(dihydrocarvone),β-谷甾醇(β-sitosterol)[4],大麻环醚萜酚(cannabiglendol)[5]。还含有多种脂肪酸及5α-麦角甾-3-酮(5α-ergostan-3-one),5α-豆甾-3-酮(5α-stigmastan-3-one),菜油甾醇(campesteol),豆甾醇(stigmasterol),5β-豆甾-22-烯-3-酮(5α-stigmast-22-en-3-one)[6],豆甾-4-烯-3-酮(stigmast-4-en-3-one),菜油甾-4-烯-3-酮(campest-4-en-3-one),豆甾-4,22-二烯-3-酮(stigmast-4,22-dien-3-one),豆甾-5-烯-3β-醇-7-酮(stigmast-5-en-3β-ol-7-one),菜油甾-5-烯-3β-醇-7-酮(campest-5-en-3β-ol-7-one),豆甾-5,22-烯-3β-醇-7-酮(stigmast-5,22-dien-3β-ol-7-one)[7]。
全年均可采挖,去净泥土,晒干。