Concentrated polyphenolic product and process for making the same
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United States of America Patent
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Issued Date -
Jan 4, 2007
app pub date -
Apr 17, 2006
filing date -
Apr 16, 2005
priority date (Note) -
Abandoned
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Abstract
A process for preparing a concentrated polyphenolic product is disclosed. The process generally includes the extraction of polyphenolic compounds from grape material using a solvent containing ethanol and water, and further includes steps of extract filtration and extract concentration to provide either a liquid polyphenolic concentrate or a powdered polyphenolic extract. The concentrated polyphenolic product may be used in food products and dietary supplements to afford the health benefits of consuming red wine. An additional process for preparing a concentrated ethanol product with a prefermentation step in addition to a concentrated polyphenolic product also is disclosed.
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