| 摘要 |
Disclosed and claimed are cocoa extracts, compounds, combinations thereof and compositions containing the same, such as polyphenols or procyanidins, methods for preparing such extracts, compounds and compositions, as well as uses for them, especially a polymeric compound of the formula An, wherein A is a monomer of the formula:whereinn is an integer from 2 to 18, such that there is at least one terminal monomeric unit A, and one or a plurality of additional monomeric units;R is 3-(alpha)-OH, 3-(beta)-OH, 3-(alpha)-O-sugar, or 3-(beta)-O-sugar.
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