| abstract |
[Problem] To provide a polyphenol which drastically enhances pharmacological activity while maintaining good absorbability when taken orally. SOLUTION: A low molecular weight cocoon polyphenol obtained from cocoon tannin, wherein the low molecular weight cocoon polyphenol has catechins of epigallocatechin, epigallocatechin gallate, epicatechin, epicatechin gallate as main components, The combined molar equivalent of epigallocatechin and epigallocatechin gallate is 1 or more to 6 or less with respect to 1 molar equivalent of epicatechin, and has the effect of improving the disease when taken orally. [Selection figure] None |