The present invention relates to a fermented extract of whitespotted conger, a cosmetic composition comprising the same, and a method for preparing the same. The method comprises: a first step of drying a whitespotted conger mixture to produce a dry whitespotted conger product; a second step of grinding the dry whitespotted conger product to produce a ground whitespotted conger product; a third step of mixing the ground whitespotted conger product with a solvent to produce a mixture, and fermenting the mixture to produce a fermented whitespotted conger product; a fourth step of aging the fermented whitespotted conger product; and a fifth step of filtering the aged fermented whitespotted conger product to produce a fermented extract of whitespotted conger. According to the present invention, due to the process of fermenting the whitespotted conger with lactic acid bacteria and/or Bacillus subtilis, the extract contains an abundance of mucin that are present in a large quantity in the whitespotted conger.COPYRIGHT KIPO 2020본 발명은 붕장어 발효 추출물, 이를 포함하는 화장료 조성물 및 이의 제조방법에 관한 것으로써, 보다 상세하게는 피부 재생, 피부 탄력 및 보습력이 우수한 붕장어 발효 추출물, 이를 포함하는 화장료 조성물 및 이의 제조방법에 관한 것이다.