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
rat studies
Daidzein Not applicable 50 mg/kg bw/3 days 12 days 9 Graph PRASAIN 2004
Dihydrodaidzein Not applicable 50 mg/kg bw/3 days 12 days 9 Graph PRASAIN 2004
Equol Not applicable 50 mg/kg bw/3 days 12 days 9 Graph Detected (unquantified) PRASAIN 2004
Puerarin Not applicable 50 mg/kg bw/3 days 12 days 9 Graph Graph PRASAIN 2004