
Keywords: (-) - Epicatechin; CF; caffeine; (+)C; (+)-catechin; CyD-MEKC; cyclodextrin-modified micellar electrokinetic chromatography; EC; (-)-epicatechin; ECG; (-)-epicatechin gallate; EGC; (-)-epigallocatechin; EGCG; (-)-epigallocatechin gallate; EEM; excitation-emission matrix; GT