The multilamellar vesicles detained a higher amount of vitamin D2 than the unilamillar vesicles in skin.The amount of vitamin D2 in the receiver cell did not increase significantly.

• 维生素D2脂质体可使维生素D2在皮肤层中滞留，而且多室脂质体凝胶剂比单室脂质体凝胶剂在皮肤层中维生素D2的滞留量多。