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ellagic acid

ellagic acid (GB)
acide ellagique (F)
ácido elágico (ES)
To the phenols (Polyphenols) counting aromatic compound which is abundant as Ellagtannin together with gallotannin in fruits or leaves of thornbush, blackberries, strawberries, pomegranates, raspberries, walnuts and rose plants. Incidentally, the rose plants also include the grapevine (see under Vines systematics ). By acid hydrolysis Ellagannin and Gallotannin disintegrate among others in ellagic acid and gallic acid, Free Ellagic acid in red wine comes to a large extent from the wood phenols of the oak, The concentration of unbound acid serves as an indicator for the Barrique, Ellagic acid is also used as a flavoring food supplement in various forms. See also under oenological tannins and tannins,

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