Plantain Constituents: "Mucilage, a pentacyclic triterpene, oleanolic acid, a glycoside, aucubin (rhinanthin), the enzymes emulsin and invertin, potassium salts (to .5%) citric acid. Seed; oil to 22%, a trisaccharide, planteaose, aucubin, choline, various organic acids." Ref. D p.242. |