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
fried onions Food administered
200 g Single dose 4 Detected (unquantified) DAY 2001
fried red onions Food administered
270 g Single dose 6 Graph 0.6 0.35 2.33 Graph MULLEN 2006
fried red onions Food administered
270 g Single dose 6 Detected (unquantified) Detected (unquantified) MULLEN 2004
tomato juice enriched with rutin Food administered
300 mL Single dose 6 Graph 4.7 0.01 5.7 Graph JAGANATH 2006
rat studies
[2-14C]quercetin 4'-glucoside Not applicable 7.6 mg/kg bw Single dose 3 MULLEN 2002_01
[2-14C]quercetin 4'-glucoside Not applicable 3.26 mg/kg bw Single dose 12 Graph GRAF 2005