The present invention relates to a pozzolanic mask pack composition and a mask pack using the pozzolanic mask pack composition capable of effectively providing natural mineral ingredients to the skin, including surface-modified natural pozzolan, and effectively improving skin trouble, and more specifically, a mask pack composition With respect to 100 parts by weight of total, 1 to 50 parts by weight of pozzolan, 1 to 60 parts by weight of purified water, 1 to 5 parts by weight of butylene glycol, 1 to 10 parts by weight of glycerin, 0.5 to 5 parts by weight of niacinamide, 0.5 of magnesium aluminum silicate To 5 parts by weight, 0.1 to 5 parts by weight of sodium hyaluronate and 0.1 to 5 parts by weight of 1,2-hexanediol, 0.1 to 5 parts by weight of polyacrylamide, 0.1 to 5 parts by weight of C13-14 isoparaffin, laureth -7 0.1 to 5 parts by weight, 0.1 to 5 parts by weight of bentonite, 0.1 to 5 parts by weight of phenoxyethanol, 0.01 to 0.1 parts by weight of scent extract, 0.1 to 5 parts by weight of mulberry extract, 0.01 to 1 parts by weight of licorice extract, 0.01 of green tea extract To 1 part by weight, pomegranate extract 0.1 to 5 parts by weight and seaweed extract 0.1 to 5 parts by weight, the pozzolan is pulverized by ball milling to a particle diameter of 0.01 to 10㎛ and a specific surface area of 1 to 100 M 2 /g Take, the pozzolan is a surface modification treatment to remove impurities on the surface, the surface modification relates to a pozzolanic mask pack composition characterized in that the treatment using at least one of acid, base and ozone.본 발명은 표면개질된 천연포졸란을 포함하여 피부에 천연미네랄 성분을 효과적으로 제공할 수 있으며 피부트러블을 효과적으로 개선할 수 있는 포졸란 마스크팩 조성물 및 이를 사용한 마스크팩에 관한 것으로, 더욱 상세하게는 마스크팩 조성물 전체 100 중량부에 대하여, 포졸란 1 내지 50 중량부, 정제수 1 내지 60 중량부, 부틸렌글라이콜 1 내지 5 중량부, 글리세린 1 내지 10 중량부, 나이아신아마이드 0.5 내지 5 중량부, 마그네슘알루미늄실리케이트 0.5 내지 5 중량부, 소듐하이알루로네이트 0.1 내지 5 중량부 및 1,2-헥산디올 0.1 내지 5 중량부, 폴리아크릴아마이드 0.1 내지 5 중량부, C13-14이소파라핀 0.1 내지 5 중량부, 라우레스-7 0.1 내지 5 중량부, 벤토나이트 0.1 내지 5 중량부,
