The present invention relates to a food composition containing prickly ash seed oil for preventing or treating arteriosclerosis. The food composition is derived from a natural substance, and therefore has no side effects, and has an excellent anti-arteriosclerosis effect.산초 열매유를 함유하는 동맥경화 예방 또는 개선용 식품 조성물에 관한 것으로, 천연물 유래이기 때문에 부작용이 없고, 우수한 항동맥경화 효능을 나타낸다.