
Keywords: ABTS; 2,2â²-azino-bis(3-ethylbenzothiazoline-6-sulfonic acid); DPPH; 2,2-diphenyl-1-picrylhydrazyl; TPC; Total phenolic content; BSG; Brewer's spent grain; MAE; Microwave-assisted extraction; FA; Ferulic acid; p-CA; p-Coumaric acid; DiFA; Dehydrodiferuli