Polyphenols

1. Isoflavonoids and metabolites [ref-1]
   • Aglycones: genistein, daidzein, glycitein, biochanin A, formononetin
   • β-glucosides: genistin, daidzin, puerarin, glycitin and their acetyl and malonyl esters [ref-2, ref-3]
   • Metabolites: equol, dihydrodaidzein, O-desmethylangolensin, 6-hydroxy-O-desmethylangolensin [ref-1]
   • Conjugates: sulfates [ref-4] and β-glucuronides
   
   
2. Lignans
   • Enterodiol, enterolactone [ref-1]
   
   
3. Coumestanes
   • Coumestrol [ref-1]
   
   
4. Flavonoids
   • Quercetin, 3'-O-methyl quercetin, 4'-O-methyl quercetin, chloroquercetin [ref-5]
   
   
5. Flavanoids and metabolites
   • Catechin
   • Epicatechin
   • Epigallocatechin
   • Epicatechin-3-gallate
   • Epigallocatechin-3-gallate
   • Proanthocyanidins [ref-6]
   • Proanthocyanidin dimers and trimers
   
   
6. Other polyphenols
   • Resveratrol [ref-7]