Polyphenol fractions of tea, the use thereof and formulations containing them
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United States of America Patent
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Aug 1, 2000
Issued Date -
N/A
app pub date -
Aug 6, 1999
filing date -
Mar 14, 1995
priority date (Note) -
Expired
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Abstract
The present invention relates to the preparation of novel polyphenol fractions of Camellia sinensis (tea), the use thereof and formulations containing them. The invention relates specifically to the preparation of extracts deprived of caffeine but containing the polyphenols deriving from epigallocatechin in a natural ratio. The use of these novel extracts, alone or in combination with other active principles, is of interest to the food, pharmaceutical, and cosmetic industry, especially to treat cytotoxic and oxidative conditions.
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