“Uji Aktivitas Serum Anti Aging Ekstrak Daun Salam (Syzygium polyanthum)” (2023) Joseph: Journal of Science and Pharmacy, 3(1), pp. 74–84. Available at: https://joseph.ejournal.unan.ac.id/index.php/unan/article/view/55 (Accessed: 29 January 2026).