PURPOSE: A composition containing Stichopus japonicus extract is provided to improve skin condition and to manufacture a cosmetic products, soap, drugs, and foods. CONSTITUTION: A composition for improving skin condition contains Stichopus japonicus extract as an active ingredient. The skin condition includes enhancement of skin elasticity, anti-aging, and skin moisturizing and skin irritation relief. The composition is a cosmetic, pharmaceutical, or food composition. The cosmetic composition is soap.본 발명은 섬유아세포의 증식을 촉진하고 피부 보습을 개선시키며, 손상된 피부 조직을 회복시키는 등의 활성을 가진 홍해삼 추출물을 이용한 피부 상태 개선제 조성물을 개시한다.