Clinical and ExperimentalHealth Sciences, cilt.9, ss.283-287, 2019 (ESCI)
Objective: The aim of this study was to compare the phenolic, tannins contents and biological activities (antioxidant, anticholinesterase) of four different black teas commercially valuable in Turkey. Subsequently, to examine the effect of the steeping time on the chemical contents (phenolic and tannins contents) and biological activities of the samples.