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quinic acid

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quinic acid [ˈkwɪnɪk]
n
(Life Sciences & Allied Applications / Biochemistry) a white crystalline soluble optically active carboxylic acid, found in cinchona bark, bilberries, coffee beans, and the leaves of certain other plants; 1,3,4,5-tetrahydroxycyclohexanecarboxylic acid. Formula: C6H7(OH)4COOH


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Four key polyphenols--chlorogenic acid, condensed proanthocyanidins, quinic acid and ferulic acid--contribute to the antioxidant potency of coffee berry extract, which outperforms other commonly known natural antioxidants such as green tea, pomegranate, and vitamins C and E on the U.
Green coffee beans have also been found to possess a strong antioxidant effect, due largely to the plant phenols, such as caffeic acid that forms chlorogenic acid with quinic acid, both cholorgenic and caffeic acid being string antioxidants.
CafeVerdeX is a green coffee bean extract (GCBE) with considerable amounts of hydroxyl-cinnamic acid derivatives, including chlorogenic acid, quinic acid and caffeic acid.
 
 
 
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