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
(-)-epicatechin Not applicable 1 g Single dose 4 Detected (unquantified) 5246.2 ng/mL after 1 hours NATSUME 2003
Choladi green tea Food administered
Generic food
500 mL Single dose 10 Graph 1.7 0.02 1.6 0.13 Graph STALMACH 2009_01
polyphenol-rich beverage Food administered
350 mL Single dose 10 Graph BORGES 2010
reconstituted green tea Not applicable 3 g Single dose 3 Detected (unquantified) SANG 2008_01