huang qi, Complementary and Alternative Healing University

Chemical ingredients:

化學成分：

1. Astralagus menbranaceus, (Fisch.) Beg.

astragaloside I, astragaloside II, daucosterol, beta-sitosterol, palmitic acid, sucrose [1]. Astragalus saponin A,B,C.  Astramenbrangenin was obtained after oxidization of astralagus menbranaceus saponinby Smith. [2].

2',4'-dihydroxy-5, 6-dimethoxyisof lavane, kumatakenin, choline, betaine, folic acid [3,4], calyxosin, formononetin, cycloastragenol, astragaloside I,II,III,IV [5], and antibacterial ingredient, L-3-hydroxy-9-methoxpterocarpan[6].

2. Astragalus mongholicus (Beg) Hsiao

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