Which key aromatic and active compounds does this Astragalus root oil contain?
Astragalus root oil is rich in isoflavonoid markers and a characteristic volatile profile (76 components identified by SPME-GC-MS).
Key Markers & Volatiles
| Group | Compounds | Role |
|---|---|---|
| Saponins | Astragaloside IV (0.04–0.14% in herb; the core quality marker) | Premium marker, certified per ChP 2020 |
| Isoflavones | Calycosin-7-O-glucoside, formononetin, ononin, calycosin | Authentication markers; ≥0.020% by ChP |
| Polysaccharides | Astragalus polysaccharide (APS) | Functional component |
| Volatiles | Hexanal, (E)-2-nonenal, p-cresol, m-cresol, eugenol (76 total) | Bean-y aroma signature |
- Batches are fingerprinted by GC-MS against a Dao-di reference spectrum; co-elution with the reference is a release condition
- Astragaloside IV is the primary compliance marker: ChP 2020 requires ≥0.030% in the raw herb, and our CO2 route preserves ≥92.3% of it into the oil
- A full peak table (RT, area %, identified name) is delivered with every COA
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This article was published on 2026-09-07, and last updated on 2026-09-07. The article will be continuously updated.
