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 (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.


(Chemistry) chem a type of chemical compound
References in periodicals archive ?
Intake of fruits and berries may lower blood pressure (BP), most likely due to the high content of polyphenols.
Discovering that the juice of the olive contains from 300 to 500 more polyphenols than extra- virgin olive oil, CreAgri devised a method to mechanically separate the bioactives from the juice obtained during milling of the olives.
So the researchers wanted to retain as much of the polyphenols and good flavors as possible.
Polyphenols in green tea and apples block a key molecule which in the body can trigger atherosclerosis and is a target for some anti-cancer drugs, the findings showed, Khaleej Times reported.
org adds "Global Tea Polyphenols Market 2015-2019" is a new research report added to its store.
Theobroma cacao (cocoa) is a rich source of phytochemicals with polyphenols and alkaloids being predominant.
TEHRAN (FNA)- Polyphenols -- compounds found in cocoa and other foods -- may help people with peripheral artery disease walk a little longer and farther before pain sets in.
Polyphenols in Human Health and Disease; 2 volume set
Emami discovered that polyphenols in a cigarette filter efficiently remove free radicals of cytotoxic molecules of cigarette smoke.
Polyphenols are capable of neutralizing free radicals before they cause harm to our body's cells and primary organs by protecting our DNA against oxidant damage, also known as oxidative stress.
Tea polyphenols and the caffeine content in tea increase energy expenditure and fat oxidation, providing benefits for achieving and maintaining an ideal body weight.
Skin accumulation as well as the solubility of chlorogenic acid in aqueous vehicles was much greater than for other polyphenols such as quercetin and genistein.