PROBLEM TO BE SOLVED: To provide a means for easily activating an motor nerve by the means that does not influence an exercise with almost no influence on a muscle temperature.SOLUTION: A skin liniment for motor nerve activation contains 0.1-10 mass% of a TRPM8 agonist, and is used by applying to a skin before or during an exercise.【課題】運動に影響を与えない手段により、かつ筋温にほとんど影響を及ぼすことなく、容易に運動神経を活性化できる手段の提供。【解決手段】TRPM8アゴニストを0.1~10質量%含有し、運動前又は運動中に皮膚に塗布して使用する運動神経活性化用皮膚塗布剤。【選択図】図1