Comparison of Antioxidant Activity of Extracts and Fractions of Bay Leaves (Syzygium polyanthum (Wight.) Walp.) Using the DPPH (2,2-diphenyl-1-picrylhydrazyl) Method. (2026). Journal of Tropical Pharmacy and Chemistry , 10(1), 29-34. https://doi.org/10.30872/jtpc.v10i1.361