“…Flavonoids are secondary metabolites with varied medicinal properties, found in fruits, flowers and leaves of various plants. They have a phenolic structure containing skeleton with 15 carbon atoms in which an aromatic ring is fused with a heterocyclic ring attached to another heterocyclic ring, and are subdivided into six main groups: flavonols, flavanones, flavones, flavonoids, isoflavones and anthocyanins [83,84].…”