Preventive and Prophylactic Mechanisms of Action of Pomegranate Bioactive Constituents

Table 3

Chemical constituents of the pomegranate fruit: Anthocyanins, tannins and phenols.

		Constituent	Chemical structure	Pomegranate fruit part
Anthocyanins		Cyanidin 3,5-diglucoside		Seed, peel, juice
		Delphinidin 3-glucoside		Seed, peel, juice
		Cyanidin 3-glucoside		Seed, peel, juice
		Pelargonidin 3-glucoside		Seed, peel, juice
Tannins	Gallagyl-type tannins	Punicalin (4,6-(S,S)-Gallagyl-D-glucose)		Seed, peel, juice
		Punicalagin (2,3-(S)-hexahydroxydiphenoyl-4,6-(S,S)-gallagyl-D-glucose)		Seed, peel, juice
	Ellagic acid derivatives	Ellagic acid glucoside		Seed, juice
		Ellagic acid (2,3,7,8-tetrahydroxy-chromeno[5,4,3-cde]chromene-5,10-dione)		Seed, juice
	Other hydrolyzable tannins	Galloyl glucose		Juice
Phenols		Gallic acid (3,4,5-trihydroxybenzoic acid)		Juice
		Caffeic acid (3-(3,4-dihydroxyphenyl 2-propenoic acid)		Juice
		Catechin ((2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol)		Peel, juice