flavonoid

The term flavonoid refers to a class of plant secondary metabolites. According to the IUPAC nomenclature, they can be classified into:flavonoids, derived from 2-phenylchromen-4-one (2-phenyl-1,4-benzopyrone) structureisoflavonoids, derived from 3-phenylchromen-4-one (3-phenyl-1,4-benzopyrone) structureneoflavonoids, derived from 4-phenylcoumarine (4-phenyl-1,2-benzopyrone) structure.
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Flavonoid /fla·vo·noid/ any of a group of compounds containing a characteristic aromatic nucleus and widely distributed in higher plants, often as a [more]Flavonoid - Community and Resources

A member of a group of substances found in many plants and plant-based foods. Flavonoids have shown antioxidant effects.

flavonoids

FLAVONOIDE