PURPOSE: An external use skin composition containing Agrocybe cylindracea extract is provided to ensure active oxygen removal, anti-wrinkle, sliming, anti-acne, and hair growth effects. CONSTITUTION: An external use skin composition for anti-aging, sliming, anti-acne, hair loss prevention and hair growth contains Agrocybe cylindracea extract as an active ingredient. The external use skin composition is a cosmetic composition or pharmaceutical composition. The Agrocybe cylindracea extract is isolated from Agrocybe cylindracea mycelium culture liquid. The external use composition is used in the form of toner, gel, aqueous liquid, cream, ointment, essence, shampoo, hair rinse, hair treatment, lip stick, or water in oil or oil in water form.본 발명은 버들송이 추출물을 함유하는 피부 외용제 조성물에 관한 것으로서, 좀 더 구체적으로는 버들송이 균사체를 액체 배양하여 생산한 배양액을 활성성분으로 0.001 - 30.0중량%, 바람직하게는 0.01 - 5중량%를 함유하는 것을 특징으로 하는 활성산소 소거효과, 주름개선효과, 슬리밍효과, 여드름 방지효과, 모발손상 방지효과, 탈모방지 및 육모 효과가 우수한 기능성 피부 외용제 조성물에 관한 것이다.