Extraction solvent: EtOH / H2O 70-30% (v / v) Min. 0.25% sesquiterpene acids expressed as valeric acid. Ratio of PB 5-9: 1 Ratio of EN 4-8: 1 80% Native Extract Excipients (used with technological purposes) 20%: - Silicon dioxide 1-3% - Maltodextrin 19-17%