The Saussurea involucrata chemical composition was: alkaloid, flavanone, sterol, volatile oil, 16 kind of amino acids, Saussurea involucrata lactone and so on.
雪莲化学成分为：生物碱、黄酮、甾醇、挥发油、16种氨基酸、雪莲内酯等。
2
It was also found to have sterol compounds like stigmasterol, campesterol and b-sitosterol.
还发现它含有甾醇，例如豆甾醇，菜油甾醇和 β-谷甾醇。
3
By blocking sterol absorption, ezetimibe could be promoting cancer, he said.