Sesquiterpene bitters , marrubin, volatile oil, tannins, flavonoids, and mucilage.
Honokiol.
Amargogentin.
Citral.
Diosgenin.
Flavanoids, quercetin.
Crocetin and crocin.
Anthraquinone glycosides.
Flavones, baicalein.
Ruscogenin and neuorscogenin.
Cinnamaldehyde, eugenol.
Caffeic acid glycoside.
Ascorhbic and glycolic acids.