千层塔草含生物碱:石松碱(lycopodine),石松定碱(lycodine),蛇足石松碱(lycoserrine),石松灵碱(lycodoline),棒石松宁碱(clavolonine),千层塔碱(serratine),千层塔宁碱(serratinine),千层塔尼定碱(serratinidine),千层塔它宁碱(serratanine),千层塔它尼定碱(serratanidine),石松文碱(lycoclavine),石杉碱(huperzine)A、B,光泽石松灵碱(lucidioline),N-甲基石杉碱(N-methylhuperzine)B,蛇足石杉碱(huperzinine),8-去氧千层塔宁碱(8-deoxyserratinine)等;三萜类:千层塔烯二醇(serratenediol),千层塔烯二醇-3-乙酸酯(seratenediol-3-acetate),21-表千层塔烯二醇(21-epi-serratenediol),16-氧千层塔烯二醇(16-oxoserratenediol),16-氧代千层塔烯三醇(16-oxoserratriol),千层塔三醇(tohogenol),千层塔四醇(tohogeninol),21-表千层塔烯二醇-3-乙酸酯(21-epi-serratenediol-3-acetate),16-氧代双表千层塔稀二醇(16-oxo-diepiserratenediol),千层塔烯二醇-21-乙酸酯(serratenediol-21-acetate)等。同属植物虱婆草含生物碱:石松碱,蛇足石松碱,石松灵碱,千层塔宁碱,千层塔碱,蛇足石松胺(lycoserramine),石松丢宁碱(lycothunine),石松佛利星碱(lycolergine,lycoflexine)及8-去氧千层塔宁碱等。