A gel type mask sheet containing a natural plant flake is provided to maintain appropriate strength without a net or mesh in gel while it contains a flake phase, enhance moisturizing effect and adhesion to the skin, and improve fidelity of consumers by maintaining the transparent gel state to expose the freeze-dried shape of a corresponding plant. A gel type mask sheet contains a freeze-dried flake of a natural plant having the size of 0.1-3 mm, wherein the gel contains 3-10% of agar, 1-5% of sodium alginate, 0.001-0.5% of calcium chloride, 5-10% of sodium acrylic acid or 0.1-10% of polyacrylic acid and 0.05-0.1% of aluminum hydroxide, and optionally 0.1-5% of carrageenan; and the mask sheet has the thickness of 0.5-2 mm.본 발명은 식물추출물을 동결 건조한 플레이크를 함유한 마스크제형에 관한 것으로, 보다 상세하게는 투명겔타입의 마스크제형에 식물성물질이나 기타 식물자체를 동결건조하여 작은 플레이크상으로 분쇄한 후, 겔타입의 마스크에 함유하여 겔마스크를 제조하는 것에 관한 발명이다.