Insulin-like growth factor-1 expression promoting agent .

摘要

PROBLEM TO BE SOLVED: To provide a hair growth tonic having excellent insulin-like growth factor-1 (IGF-1) expression promoting effects and being highly safe, and an insulin-like growth factor-1 expression promoter, and a prophylactic/therapeutic agent of diseases originating from the reduced expression of insulin-like growth factor-1.SOLUTION: The hair growth tonic, the insulin-like growth factor-1 expression promoter, or the prophylactic/therapeutic agent of the diseases originating from the reduced expression of insulin-like growth factor-1 contains the extract of a licorice leaf part as an active ingredient.