PURPOSE: A composition for improving hair and scalp condition, containing Torreya nucifera seed oil is provided to relieve itchness and irritation of scalp and to prevent dandruff. CONSTITUTION: A composition for improving hair and scalp condition contains 0.01-10 weight% of Torreya nucifera seed oil as an active ingredient. The oil is isolated from Torreya nucifera. A composition also prevents dandruff and relieves scalp irritation. The composition is used in the form of shampoo, rinse, hair tonic, hair treatment, hair lotion, or gel.본 발명은 모발 및 두피 상태 개선용 조성물에 관한 것으로, 보다 상세하게는 비자나무 열매에서 추출한 비자오일을 유효성분으로 함유함으로써, 두피의 따가움, 가려움과 같은 두피 자극 완화 및 비듬방지 효과가 우수한 모발 및 두피 상태 개선용 조성물에 관한 것이다.