Bioflavonoids, polyphenolic compounds, diphenol hydroxybenzene complex.
Antioxidants, flavonoids including oligomeric proanthocyanidins.
Amargogentin.
Honokiol.
Citral.
Flavanoids, quercetin.
Crocetin and crocin.
Anthraquinone glycosides.
Flavones, baicalein.
Diosgenin.
Ruscogenin and neuorscogenin.
Cinnamaldehyde, eugenol.
Caffeic acid glycoside.