PURPOSE: A cosmetic composition containing phytantriol and hexamidine diisethionate for treating acne is provided to enhance antibacterial activity. CONSTITUTION: A cosmetic composition for treating acne contains 0.01-10.0 weight% of phytantriol and 0.0001-5.0 weight% of hexamidine diisethionate as an active ingredient. The weight ratio of phytantriol and hexamidine diisethionate is 2:8. The cosmetic composition is manufactured in the form of skin softener, astringent, eye cream, nutrition cream, massage cream, cleansing cream, cleansing foam, cleansing water, solid soap, liquid soap, powder, essence, or pack.본 발명은 여드름 개선용 화장료 조성물에 관한 것으로, 더욱 상세하게는 피탄트리올(Phytantriol)이 여드름의 원인균인 프로피오니박테리움 아크네스(Propionibacteriumacnes)의 세포막을 교란시켜 헥사미딘디이세치오네이트 (Hexamidine diisethionate)의 항균 활성을 증가시킴으로써 여드름 개선에 효과적인 항여드름균 화장료 조성물에 관한 것이다.