Formulasi dan Uji Stabilitas Fisik Sediaan Masker Gel Peel-off Ekstrak Daun Manggis (Garcinia mangostana L.) dengan Metode Cycling Test: Formulation and Physical Stability Test of Peel-off Gel Mask Preparation with Mangosteen Leaf Extract (Garcinia mangostana L.) Using the Cycling Test Method. JAFI. 2026;7(2):162-173. doi:10.30737/jafi.v7i2.7720