?? polyphenols ????????????????????????? polyphenolic ??????, ????????????? amorphous ??????????????????????????, ??????????????, methanol, acetone, ??? ethyl acetate, ????????????? chloroform. ???????????? polyphenols ??????????????????????, ??????? 15% ?? 30% ????????????????. ????????????????? polyphenols ?????? flavonoids, anthocyanins, flavonols, anthocyanins, ????? phenolic, ???????? phenolic. ?????????????, flavanones (???????????? catechins) ????????????????, ??????? 60% ?? 80% ??? polyphenols ?????????, ???????????? flavonoids, ?????? phenolic ??????????????????????????.