TY CONF TI DETERMINATION OF THE POLYPHENOLS CONTENT AND ANTIOXIDANT ACTIVITY IN KOMBUCHA-BASED BEVERAGES WITH THE ADDITION OF EXTRACTS OF FRAGRANT HERBS OF VARIOUS CONCENTRATIONS KW kombucha KW kombucha KW polyphenols KW antioxidant activity KW extracts JO I International Congress “The Latest Achievements of Medicine, Healthcare, and Health-Saving Technologies” AU Petrova, A.. AU Izgarysheva, N.. AU Belyaeva, O.V. AU Loseva, A.I. PY 2023 PB Kemerovo State University