The invention provides a device with emulsion stability microemulsion, which comprises a bearing unit and a cover unit.The bearing unit has an outer wall, a holding space, a first joint part and a microemulsion unit, the outer wall defines the holding space, the first joint part is arranged on the outer wall, the microemulsion unit is arranged in the holding space, and the outer wall covers the microemulsion unit, the microemulsion unit has a uniformly mixed microemulsion, the microemulsion has a core part and a shell layer, and the shell layer covers and is combined with the core part.The microemulsion contains sorbitol monooleate and polyethylene oleate sorbitol.The cover unit has a second joint part, which is combined with the second joint part to install the cover unit on the bearing unit.本創作提供一種具乳化安定性微乳體之裝置，其包含承載單元以及蓋合單元。承載單元具有外壁、容置空間、第一接合部及一微乳體單元，外壁界定出容置空間，第一接合部設置於外壁上，微乳體單元設置於容置空間中，且外壁包覆微乳體單元，微乳體單元具有均勻混合的微乳體，微乳體具有內核部及外殼層，外殼層包覆並結合於內核部。其中，微乳體包含山梨糖醇單油酸脂及聚乙烯基油酸山梨糖醇。蓋合單元具有第二接合部，藉由第一接合部結合第二接合部，將蓋合單元裝設於承載單元上。
