Seeram N.P., Henning S.M., Zhang Y., Suchard M., Li Z., Heber D. (2006) Pomegranate juice ellagitannin metabolites are present in human plasma and some persist in urine for up to 48 hours. J Nutr 136:2481-2485 PubMed (16988113)

Plasma analysed after enzymatic deconjugation

Plasma Concentration (µmol/L)
Number Dose Multiple Dose Duration Time (hours) Metabolite
0 0.5 6
1 180 mL Single Dose 0 0.04 0.11
Urolithin A
2 180 mL Single Dose 0 0.02 0.5
Urolithin B
L)&chxp=1,50|3,50&chd=t:0.0,0.5,6.0|0.0,0.04,0.11|0.0,0.5,6.0|0.0,0.02,0