Forms Comparison
| Form | Bioavailability | Best For |
|---|---|---|
| Standardized Root Extract | Moderate | Western supplement use — standardized to ferulic acid or ligustilide content |
| Dried Root Slices (for decoction) | Moderate | Traditional TCM preparation — boiled in water as a decoction, often combined with other herbs |
| Granule or Powder (in TCM formula) | Moderate | Multi-herb formulas — the traditional and most evidence-supported method of use in TCM |