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
5-(3',4',-dihydroxyphenyl)-γ-valerolactone Not applicable 200 mg Single dose 4 Graph a9d716975d07e4a7e41abb50e7f45e82a5a61800f83ed43664b0781ff2caee59 MENG 2002
5-(3',4',5'-trihydroxyphenyl)-γ-valerolactone Not applicable 200 mg Single dose 4 Graph a9d716975d07e4a7e41abb50e7f45e82a5a61800f83ed43664b0781ff2caee59 MENG 2002
5-(3',5'-dihydroxyphenyl)-γ-valerolactone Not applicable 200 mg Single dose 4 Graph a9d716975d07e4a7e41abb50e7f45e82a5a61800f83ed43664b0781ff2caee59 MENG 2002