Vitamins A, C, D, B complex, iron, silicon, iodine, copper, zinc, tannins, iridoid glycosides, flavonoids (rutin and quercetin), essential fatty acids, glycoside aucuboside, caffeic and ferulic acids and more . . .
Antiseptic, anti-inflammatory, astringent.
Honokiol.
Amargogentin.
Citral.
Diosgenin.
Flavanoids, quercetin.
Crocetin and crocin.
Anthraquinone glycosides.
Flavones, baicalein.
Ruscogenin and neuorscogenin.
Cinnamaldehyde, eugenol.
Caffeic acid glycoside.