Urine Plasma  
Polyphenol metabolite Composition of the [polyphenol] source Doses
administered
Dose
duration
Total no. subjects Mean urinary excretion (%) Kinetic data Tmax (hours) Mean Cmax (µmol/L) Half life (hours) AUC (µmol/L·h) Kinetic data Reference
human studies
Caffeic acid Food administered
550 g Single dose 9 0.2 µmol after 12 hours ITO 2005
Enterodiol Food administered
550 g Single dose 9 0.1 µmol after 12 hours ITO 2005
Enterolactone Food administered
550 g Single dose 9 1.8 µmol after 12 hours ITO 2005
Hesperetin Food administered
550 g Single dose 9 16.6 µmol after 12 hours ITO 2005
236 mL/day 22 days 13 Graph a9d716975d07e4a7e41abb50e7f45e82a5a61800f83ed43664b0781ff2caee59 Graph a9d716975d07e4a7e41abb50e7f45e82a5a61800f83ed43664b0781ff2caee59 FRANKE 2005
Isorhamnetin Food administered
550 g Single dose 9 0.3 µmol after 12 hours ITO 2005
m-Coumaric acid Food administered
550 g Single dose 9 0.2 µmol after 12 hours ITO 2005
Naringenin Food administered
550 g Single dose 9 8.4 µmol after 12 hours ITO 2005
236 mL/day 22 days 13 Graph a9d716975d07e4a7e41abb50e7f45e82a5a61800f83ed43664b0781ff2caee59 Graph a9d716975d07e4a7e41abb50e7f45e82a5a61800f83ed43664b0781ff2caee59 FRANKE 2005
Phloretin Food administered
550 g Single dose 9 0.7 µmol after 12 hours ITO 2005