Table 1.

The main sources of polyphenols in the diet.

Items	Dietary sources
Flavonoids (14–17)
Flavones	Onion, apple, cherry, broccoli, tomato
Flavonols	Fruits, vegetables, and beverages, beer, tea, cocoa, pulses, spices
Flavanones	Tomatoes, pulses, aromatic plants, aromatic plants
Flavanols	Tea, red wine, chocolate, skins of grape, skins of apple, blueberry
Isoflavonoids	soy, leguminous plants
Anthocyanidins	Flower petals, fruits, vegetables, varieties of grains, black rice
Proanthocyanidins	Berries, tea, wine, pommes, drupes, nuts, pulses
Non-flavonoids (16, 18)
Phenolic acids	Wine, coffee, apple, cocoa, tea, vegetables, fruits spices, aromatic plants
Stilbenoids	Cocoa, red wine, peanuts, grapes, almonds