Table 1.

Flavonoids classification and the major contributors to their dietary intake.

FLAVONOID SUBCLASS	FLAVONOIDS EXAMPLES	DIETARY SOURCE
FLAVONES	Apigenin, Baicalein, Chrysin, Diosmin, Diosmetin, Isorhoifolin, Linarin, Luteolin, Orientin, Tricin	celery, olives, onion, lettuce, parsley, oregano, rosemary, thyme, green pepper, red wine, milk, chamomile tea, olive oil, peppermint oil, Ginkgo biloba etc.
FLAVANONES	Eriodictyol, Hesperitin, Hesperidin, Naringenin, Naringin	apples, lemon, lime orange, orange, grapefruit, tangerine, peppermint, etc.
FLAVONOLS	Fisetin, Galangin, Isorhamnetin, Kaempferol, Morin, Myricetin, Quercetin, Rhamnetin, Robinin, Rutin	apples, apricots, grapes, plums, blackberries, blueberries, cranberries, currants, cherries, apple juice, Ginkgo biloba, onion, lettuce, capers, celery, dock leaves, fennel, hot peppers, cherry tomatoes, spinach, sweet potato leaves, turnip (green), endive, leek, lettuce, celery, broccoli, red wine, etc.
FLAVANONOLS	Dihydromyricetin, Taxifolin	apples, citrus, etc.
FLAVANOLS	Catechin, Gallocatechin, Epicatechin, Epicatechin gallate, Epigallotechin gallate	apples, apricots, grapes, peaches, nectarines, pears, plums, raisins, raspberries, cherries, blackberries, blueberries, and cranberries, red wine, tea leaves, coffee, cacao beans, etc.
ISOFLAVONOIDS	Biochanin, Daidzein, Equol, Genistein, Puerarin	soy beans, fava beans, etc.
ANTHOCYANIDINS	Cyanidin, Delphinidin, Malvidin, Peonidin	blackberries, blackcurrants, blueberries, black grape, elderberries, strawberries, cherries, plums, cranberry, pomegranate juice, and raspberry, red cabbage, red wine, etc.
ANTHOCYANINS	Cyanin, Kuromanin, Oenin, Malvin, Peonin	red fruits, grapes, red cabbage, purple sweet potato, Tradescantia pallida leaves, wine, etc.