| abstract |
(57) [Problem] To provide a hair-restoring drug, a hair-restoring food, a hair-restoring cosmetic and the like containing a peptide having a hair-restoring activity. SOLUTION: In the formula, X represents Leu, D-Leu, Val or Nle, R 1 represents hydrogen or a protecting group for an amino group, and R 1 -Met-X-Phe-R 2 Two Represents a protecting group for a hydroxy or carboxyl group) And a pharmacologically acceptable salt thereof as an active ingredient. |