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 Trace amount 0.75 0.66 1.71 Graph MULLEN 2006
fried red onions Food administered
270 g Single dose 6 Detected (unquantified) Detected (unquantified) MULLEN 2004