Hesti Dwi Susanti HDS, Mamik Ponco Rahayu, Dewi Ekowati. Antioxidant Activity Test Of Kepel Leaf Extract Gel Preparation (Stelechocarpus Burahol) With Variations Of Carbopol 940 Concentration Using The Dpph Method. IJHET [Internet]. 2026 Sep. 11 [cited 2026 Sep. 27];5(3). Available from: https://afdifaljournal.com/journal/index.php/ijhet/article/view/1112