Urpi-Sarda M., Llorach R., Khan N., Monagas M., Rotches-Ribalta M., Lamuela-Raventos R., Estruch R., Tinahones F.J., Andres-Lacueva C. (2010) Effect of milk on the urinary excretion of microbial phenolic acids after cocoa powder consumption in humans. J Agric Food Chem 58:4706-11 PubMed (20222713)

Urine analysed after enzymatic deconjugation

Excretion in Urine (nmol/mg creatinine)
Number Dose Multiple Dose Duration Time (hours) Polyphenol Source
Name as described in publication
0 6 12 24
1 40 g Single Dose 0.19 0.4 0.52 0.54
cocoa powder in water
2 40 g Single Dose 0.29 0.22 0.15 0.36
cocoa powder in whole milk
Mg+creatinine)&chxp=1,50|3,50&chd=t:0.0,6.0,12.0,24.0|0.19,0.4,0.52,0.54|0.0,6.0,12.0,24.0|0.29,0.22,0.15,0