Components and efficacy of Astragalus

2014-03-19 classification: efficacy and chemical composition: people commented that Astragalus membranaceus is the dry root of legume Astragalus membranaceus (Fisch.) bge.var.monghalicus (Bge.) Hsiao or Astragalus membranaceus (Fisch.) Bge Astragalus picture [chemical composition of Astragalus] mainly contains saponins, polysaccharides and flavonoids Saponins include astragaloside I-V Ⅲ (astragaloside Ⅳ is also called astragaloside a), isoastragaloside I and Ⅱ, acetylastragaloside, Soyasaponin I and Soyasaponin B Except astragaloside Ⅷ and soybean saponin I, the other saponins contain the same aglycone, cycloastragaloside Polysaccharides include astragalus polysaccharides I, II and III Flavonoids: Astragalus mongholicus contains kaempferol, quercetin, isorhamnetin, rhamnetin, anthocyanin, pistil isoflavone, pistil isoflavone glucoside, etc.; Astragalus membranaceus contains arbutin, anthocyanin, pistil isoflavone, etc [determination ingredients of Astragalus] astragaloside A and maorui isoflavone glucoside are mainly determined in health food containing astragalus, and the total saponin or crude polysaccharide are often used as the marker ingredients [main effect of Astragalus] has the functions of strengthening immunity, calming, improving sleep, memory, relieving physical fatigue, protecting liver, kidney, anti myocardial ischemia, anti radiation, anti osteoporosis, etc.