Baba S., Osakabe N., Natsume M., Yasuda A., Takizawa T., Nakamura T., Terao J. (2000) Cocoa powder enhances the level of antioxidative activity in rat plasma. Br J Nutr 84:673-80 PubMed (11177180)

Compound Mean content
Polyphenols, total 8.59 g/100 g fresh weight
(-)-Epicatechin 780 mg/100 g fresh weight
(+)-Catechin 305 mg/100 g fresh weight
Procyanidin dimer B2 252 mg/100 g fresh weight
Procyanidin trimer C1 170 mg/100 g fresh weight
Cinnamtannin A2 275 mg/100 g fresh weight