Mulder T.P., Rietveld A.G., van Amelsvoort J.M. (2005) Consumption of both black tea and green tea results in an increase in the excretion of hippuric acid into urine. Am J Clin Nutr 81:256S-260S

Compound Mean content
(-)-Epicatechin 0.22 g/6 g dry weight
(-)-Epigallocatechin 0.58 g/6 g dry weight
(-)-Epicatechin 3-O-gallate 0.24 g/6 g dry weight
(-)-Epigallocatechin 3-O-gallate 0.84 g/6 g dry weight
Flavonols, total 0.09 g/6 g dry weight
Gallic acid 0.0048 g/6 g dry weight
Polyphenols, total 2.21 mmol/g dry weight