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Table 1 Extraction amounts (g/100 g herb) of main compounds in different Astragalus extracts

From: Immunomodulatory effects of a new whole ingredients extract from Astragalus: a combined evaluation on chemistry and pharmacology

Extract Total polysaccharides
(g/100 g herb)
Saponin
(g/100 g herb)
Flavonoid
(g/100 g herb)
   Total Astra IV FI FII FIII FIV
WIE 12.87 ± 0.032 0.52 ± 0.022 0.011 ± 0.001 0.010 ± 0.002 0.003 ± 0.001 0.039 ± 0.001 0.013 ± 0.001
WAE 11.52 ± 0.027 0.25 ± 0.019 0.012 ± 0.001 0.004 ± 0.001 0.001 ± 0.001 0.019 ± 0.003 0.004 ± 0.001
  1. Astra IV Astragaloside IV, FI calycosin-7-O-β-d-glucoside, FII ononin, FIII calycosin, FIV formononetin, WIE whole ingredients extract, WAE water extract