The Formulation, Evaluation and Physical Stability Test of Aloe Vera (Aloe vera L.) Extract Gel Preparations with the Addition of Sodium Metabisulfite: Formulasi, Evaluasi dan Uji Stabilitas Fisik Sediaan Gel Ekstrak Lidah Buaya (Aloe vera L.) dengan Penambahan Sodium Meta. medicra. 2024;7(1):43-48. doi:10.21070/medicra.v7i1.1737