The present invention relates to a composition for improving the skin condition. A water shield plant extract according to the present invention can be used for the production of medicines, cosmetics, or foods for improving the skin texture and whitening skin through effects of reducing skin roughness and inhibiting melanin synthesis. The water shield plant extract is obtained by extracting a water shield plant using one or more solvents selected from the group consisting of water and an organic solvent.COPYRIGHT KIPO 2017본 발명은 피부 개선용 조성물에 관한 것이다. 본 발명에 따른 순채 추출물은 피부 거칠기 감소 효과 및 멜라닌 합성 억제 효과를 통해 피부결 개선 및 피부 미백용 의약, 화장료 또는 식품 제조에 사용할 수 있다.