The Effect of HPMC (Hydroxypropyl Methylcellulose) on the Physical Stability of Peel-Off Gel Masks Containing Aloe Vera (Aloe Vera) and Moringa Leaves (Moringa Oleifera L.): Pengaruh HPMC (Hydroxy Propyl Methyl Cellulose) Terhadap Stabilitas Fisik Masker Gel Peel-Off Ekstrak Lidah Buaya (Aloe Vera) Dan Daun Kelor (Moringa Oleifera L.). Pharmasci 2025, 10 (2), 168-176. https://doi.org/10.53342/ncmszk19.