Urine Plasma  
Polyphenol metabolite Composition of the [polyphenol] source 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
rat studies
2,4-Dihydroxyacetophenone 5-sulfate Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
2-Hydroxy-4-methoxyacetophenone 5-sulfate Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Caffeic acid Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Danshensu Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Gallic acid Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Lithospermic acid Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Paeoniflorin Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Paeonol Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Protocatechuic aldehyde Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Resacetophenone Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Rosmarinic acid Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Salvianolic acid B Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Salvianolic acid C Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Salvianolic acid D Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006
Salvianolic acid G Not applicable 12 g/100 g bw/day 1 days 6 Detected (unquantified) PAN 2006