Table 3: Chemical constituents of the pomegranate fruit: Anthocyanins, tannins and phenols.

ConstituentChemical structurePomegranate fruit part

AnthocyaninsCyanidin 3,5-diglucoside789764.tab.0019Seed, peel, juice
Delphinidin 3-glucoside789764.tab.0020Seed, peel, juice
Cyanidin 3-glucoside789764.tab.0021Seed, peel, juice
Pelargonidin 3-glucoside789764.tab.0022Seed, peel, juice

Tannins Gallagyl-type tanninsPunicalin (4,6-(S,S)-Gallagyl-D-glucose)789764.tab.0023Seed, peel, juice
Punicalagin (2,3-(S)-hexahydroxydiphenoyl-4,6-(S,S)-gallagyl-D-glucose)789764.tab.0024Seed, peel, juice
Ellagic acid derivativesEllagic acid glucoside789764.tab.0025Seed, juice
Ellagic acid (2,3,7,8-tetrahydroxy-chromeno[5,4,3-cde]chromene-5,10-dione)789764.tab.0026Seed, juice
Other hydrolyzable tanninsGalloyl glucose789764.tab.0027Juice

PhenolsGallic acid (3,4,5-trihydroxybenzoic acid)789764.tab.0028Juice
Caffeic acid (3-(3,4-dihydroxyphenyl 2-propenoic acid)789764.tab.0029Juice
Catechin ((2R,3S)-2-(3,4-dihydroxyphenyl)-3,4-dihydro-2H-chromene-3,5,7-triol)789764.tab.0030Peel, juice