The present invention has an object to provide an agent for enhancing collagen production and use thereof, and solves the object by establishing an agent for enhancing collagen production, which comprises as effective ingredients L-ascorbic acid or its derivative and a fatty acid or its derivative, and use thereof.콜라겐 산생 증강제와 그 용도를 제공하는 것을 과제로 하고, L-아스코르브산류와 지방산류를 유효 성분으로서 포함하는 콜라겐 산생 증강제와 그 용도를 확립함으로써 상기 과제를 해결한다