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
capsule with soy extract Not applicable 2 capsules/day 2 days 6 Detected (unquantified) KULLING 2001
daidzein capsule Not applicable 1 capsule Single dose 7 0.03 ┬Ámol after 24 hours 9.6 0.01 4.9 98.5 Graph RUFER 2008
daidzein-7-O-glucoside capsule Not applicable 1 capsule Single dose 7 0.07 ┬Ámol after 24 hours 9.7 0.01 4.6 284.9 Graph RUFER 2008
red clover based dietary supplements Food administered
0 4 days 7 Detected (unquantified) HEINONEN 2004_01
soy bars Food administered
3 bars/day 14 days 6 Detected (unquantified) HEINONEN 2004_02
soy bars Food administered
3 bars/day 2 weeks 6 Detected (unquantified) HEINONEN 2003
soya-based nutrition tablets Not applicable 0 7 days 8 333.3 ng/mL after 7 days CHEN 2007