polyphenolic

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pol·y·phe·nol

(pŏl′ē-fē′nôl′, -nōl′, -nŏl′)

Any of various alcohols containing two or more benzene rings that each have at least one hydroxyl group (OH) attached. Many polyphenols occur naturally in plants, and some kinds, such as the flavonoids and tannins, are believed to be beneficial to health.

pol′y·phe·no′lic (-fĭ-nō′lĭk, -nŏl′ĭk) adj.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

polyphenolic

(ˌpɒlɪfɪˈnɒlɪk)

adj

(Chemistry) chem relating to a polyphenol

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

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Kava extract powder is used as a herbal remedy in the form of an extract called seanol, a polyphenolic extract.

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Plant extracts, such as extract of scent leaf, aqueous garlic extract, onion juice, as well as a fraction of substances extracted from Emilia sonchifolia and polyphenolic compounds of Camelia sinensis have been proven to ameliorate cataract induced by chemical substances such as selenite.

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There is a lot of interest in extracting polyphenolic compounds from plant materials during processing.

Alternative techniques improve antioxidant content of green tea

Scientists at The University of Melbourne recently confirmed the presence of a significant quantity of polyphenolic compounds and flavonoids in Five10FibreTM.

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Summary: The present study was conducted to determine the antioxidant and anti-bacterial activities; estimate total phenolic, polyphenolic and pigments contents in citrus sinensis.

HPLC-UV analysis of antioxidants in Citrus sinensis stem and root extracts

P80, which contains a rare combination of five natural polyphenolic antioxidants -tannic acid, gallic acid, gamma-amino butyric acid, ellagic acid and corilagin, is extracted from high quality longan (commonly known as "dragon eye") fruit sourced from Northern Thailand.

"P80" Longan Natural Extract from Thailand Poised for Entering Overseas Nutraceutical Markets

The natural products with polyphenolic compounds is studied effective in altering the oral microbiota, suppress the development of dental biofilm and reduce the progression of dental caries.

Development of Antimicrobial Dental Varnish Against Oral Pathogens Using Isolated Cocoa Polyphenols: An in-vitro Study

On the other hand, several reports describe polyphenolic content of peel and seeds obtained from quince fruits [1, 16].

Changes in the Antioxidant Properties of Quince Fruit (Cydonia oblonga Miller) during Jam Production at Industrial Scale