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. 2020 Aug 10;12(8):2393. doi: 10.3390/nu12082393

Table 1.

Flavonoids subclasses: compounds, representative food sources and chemical structures.

Compounds Representative Food Source Subclass Chemical Structure
Cyanidin
Delphinidin
Malvidin
Peonidin		 graphic file with name nutrients-12-02393-i001.jpg graphic file with name nutrients-12-02393-i002.jpg graphic file with name nutrients-12-02393-i003.jpg
(+)-Catechin
(−)-Epicatechin
(−)-Epigallocatechin
(−)-Epigallocatechin gallate
Procyanidin dimer B2		 graphic file with name nutrients-12-02393-i004.jpg graphic file with name nutrients-12-02393-i005.jpg graphic file with name nutrients-12-02393-i006.jpg
Hesperetin
Hesperidin
Naringenin
Naringin
Eriodyctiol		 graphic file with name nutrients-12-02393-i007.jpg graphic file with name nutrients-12-02393-i008.jpg graphic file with name nutrients-12-02393-i009.jpg
Kaempferol
Myricetin
Quercetin
Isoquercetin 		graphic file with name nutrients-12-02393-i010.jpg graphic file with name nutrients-12-02393-i011.jpg graphic file with name nutrients-12-02393-i012.jpg
Daidzein
Genistein		 graphic file with name nutrients-12-02393-i013.jpg graphic file with name nutrients-12-02393-i014.jpg graphic file with name nutrients-12-02393-i015.jpg
pigenin
Chrysin
Luteolin
Baicalin
Vitexin
Nobiletin		 graphic file with name nutrients-12-02393-i016.jpg graphic file with name nutrients-12-02393-i017.jpg graphic file with name nutrients-12-02393-i018.jpg
Butein
Licochalcone
Isoliquiritigenin
Xanthohumol 		graphic file with name nutrients-12-02393-i019.jpg graphic file with name nutrients-12-02393-i020.jpg graphic file with name nutrients-12-02393-i021.jpg