KINESIN INHIBITOR COMPRISING CAFFEIC ACID OR CAFFEIC ACID DERIVATIVE AS ACTIVE INGREDIENT

摘要

PROBLEM TO BE SOLVED: To provide a novel and useful kinesin inhibitor and a composition useful for alleviating and suppressing various pigmentation symptoms such as stains and freckles.SOLUTION: This invention provides a kinesin inhibitor or pigmentation inhibitor comprising specific material, namely caffeic acid or caffeic acid derivative (caffeic acid or chlorogenic acid) as an active ingredient. Further, this invention provides various compositions comprising the kinesin inhibitor or pigmentation inhibitor (a pharmaceutical composition, a food and drink composition, or a cosmetic composition).