| abstract |
PROBLEM TO BE SOLVED: To provide a novel testosterone 5α-reductase inhibitor, an androgen receptor binding inhibitor, an antiandrogen and a hair nourishing cosmetic. SOLUTION: A novel testosterone 5α-reductase inhibitor, an androgen receptor binding inhibitor, an antiandrogen and a hair growth cosmetic are made to contain an extract from the leaves and leaves of wisteria tea. |