5α-REDUCTASE INHIBITOR AND FOOD, DRINK, COSMETIC COMPOSITION AND PHARMACEUTICAL COMPOSITION CONTAINING THE INHIBITOR

摘要

PROBLEM TO BE SOLVED: To prevent prostatic hyperplasia and male-pattern alopecia to thereby improve QOL based on a finding that 3,5,7,3',4'-pentamethoxyflavone and 5,7,3',4'-tetramethoxyflavone have 5α-reductase inhibiting action, by compounding the compounds to regularly takable foods, drinks or pharmaceuticals or to cosmetics.SOLUTION: There is provided a 5α-reductase inhibitor containing 5,7,3',4'-tetramethoxyflavone and/or 3,5,7,3',4'-pentamethoxyflavone as active components.