Flavan-3-Ols
Catechin
Cocoa flavanol monomer (a catechin); part of dark chocolate flavanol fraction.
EGCG (Green Tea Catechin)
Polyphenol; antioxidant; gut barrier/LPS modulation; supports microbiome
Epicatechin
Cocoa flavanol monomer (a catechin); linked to vascular and cognitive endpoints.
Oligomeric Procyanidins
Dark chocolate procyanidin oligomer fraction (flavanol oligomers); studied as part of total cocoa flavanol profile.