It containspo lysaccharides, protein, alkaloid, amino acid, flavonoids, glycoside, trace ele ment etc. Astragalus polysaccharides (APS) is main biological active compone nt.

• 含有多糖、蛋白质、生物碱、氨基酸、黄酮类、甙类、微量元素等多种生物活性物质,其中黄芪多糖(Astragalus polysaccharides,APS)是黄芪主要生物活性成分。