Urine Plasma  
[polyphenol] source used in experiment Source composition 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
instant coffee Food administered
200 mL Single dose 11 Graph Detected (unquantified) STALMACH 2009_02
rat studies
caffeic acid Not applicable 40 mg/kg bw Single dose 8 Detected (unquantified) Detected (unquantified) ZHANG 2008_02
ferulic acid Not applicable 40 mg/kg bw Single dose 8 Detected (unquantified) Detected (unquantified) ZHANG 2008_02