I-polyphenols yetiye igama elivamile lezinto ze-polyphenolic emaqabunga etiye, okuyizimpushana ezimhlophe ze-amorphous ezincibilika kalula emanzini, ezincibilika ku-ethanol, i-methanol, i-acetone, ne-ethyl acetate, futhi engancibiliki ku-chloroform. Okuqukethwe kwetiye polyphenols etiyeni eliluhlaza kuphakeme kakhulu, kubalwa ku-15% kuya ku-30% wesisindo salo. Izingxenye eziyinhloko zetiye polyphenols yi-flavonoids, i-anthocyanins, i-flavonols, i-anthocyanins, ama-phenolic acid, nama-phenolic acid. Phakathi kwazo, ama-flavanones (ikakhulukazi ama-catechin) abaluleke kakhulu, ebalwa ku-60% kuya ku-80% wengqikithi yetiye polyphenols, elandelwa ama-flavonoid, nezinye izinto ze-phenolic ezinokuqukethwe okuphansi kakhulu.