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
3-Hydroxyhippuric acid Food administered
330 mL Single dose 10 7.3 mg after 24 hours RECHNER 2002_02
3-Hydroxyphenylacetic acid Food administered
330 mL Single dose 10 Graph RECHNER 2002_02
4-Hydroxyhippuric acid Food administered
330 mL Single dose 10 25.21 mg after 24 hours RECHNER 2002_02
Cyanidin 3-O-glucoside Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
Cyanidin 3-O-rutinoside Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
Delphinidin 3-O-glucoside Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
Delphinidin 3-O-rutinoside Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
Ferulic acid Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
Hippuric acid Food administered
330 mL Single dose 10 515.45 mg after 24 hours Graph RECHNER 2002_02
Isoferulic acid Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
Kaempferol Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
p-Coumaric acid Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
Quercetin Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
Sinapic acid Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02
Vanillic acid Food administered
330 mL Single dose 10 Graph Graph RECHNER 2002_02