Polyphenol composition
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United States of America Patent
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Sep 1, 2015
Grant Date -
Apr 23, 2015
app pub date -
Dec 31, 2014
filing date -
Mar 23, 2009
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Abstract
A polyphenol composition derived from Camellia sinensis and contains flavonol aglycones and flavonol glycosides, in a weight ratio [(B)/(A)] of the following total contents (B) to (A) is from 0.01 to 18, wherein (A) total content of the flavonol aglycones contained in solids of the polyphenol composition after hydrolysis as measured by high-performance liquid chromatography, and (B) total content of the polyphenols contained in solids of the polyphenol composition as measured by the ferrous tartrate method.
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