根含菝葜素(smilaxin),異內(nèi)杞甙(isoengeletin),齊墩果酸(oleanolic acid),山柰素(kaempferide),二氫山柰素(dihydrokaempferide),β-谷甾醇(β-sitosterol),β-谷甾醇葡萄糖甙(β-sitosteroylglucoside),薯蕷皂甙的原皂甙元A(prosapogenin A of dioscin),薯蕷皂甙(dioscin),纖細(xì)薯蕷皂甙(gracillin),甲基原纖細(xì)薯蕷皂甙(methylprotogracillin),甲基原薯蕷皂甙(methylprotodioscin)等。新替告皂甙元-3-O-α-L-吡喃鼠李糖-(1→6)-β-D-吡喃葡萄糖甙(neotigogenin-3-O-α-L-rhamnopyranosyl-(1→6)-β-D-glucopyranoside),新替告皂甙元-3-O-β-D-吡喃葡萄糖-(1→4)-O-[α-L-吡喃鼠李糖-(1→6)]-β-D-吡喃葡萄糖甙{neotigogenin-3-O-β-D-glucopyranosyl-(1→4)-O-[α-L-rhamnopyranosyl)-(1→6)-]-β-D-glucopyranoside},偽原薯蕷皂甙(pseudoprotodioscin),異娜草皂甙元-3-O-α-L-吡喃鼠李糖-(1→2)-O-[α-L-吡喃鼠李糖-(1→4)]-β-D-吡喃葡萄糖甙{isonarthogenin-3-O-α-L-rhamnopyranosyl-(1→2)-O-[α-L-rhamnopyranosyl-(1→4)]-β-D-glucopyranoside},薯蕷皂甙元(diosgenin)。