PURPOSE: A composition for promoting hair growth or preventing alopecia is provided to promote hair growth and to manufacture pharmaceutical products, foods, or cosmetic products. CONSTITUTION: A composition for promoting hair growth or preventing alopecia contains fermentations which are prepared from one or more ingredients selected from the group consisting of Citrus unshiu, Ecklonia cava, and rice bran by lactic acid bacteria. An active ingredient is the fermentations. The lactic acid bacteria are prepared by mixing Raphanus sativus powder, salt, sugar, and water, and naturally culturing. The composition contains soybean powder and green tea powder.본 발명은 발모 촉진 또는 탈모 방지용 조성물을 개시한다. 구체적으로 진피, 감태 및/또는 쌀겨의 유산균에 의한 발효물을 유효성분으로 포함하는 발모 촉진 또는 탈모 방지용 조성물을 개시한다.