Physicochemical Characteristics and Antibacterial Activity Against Propionibacterium acnes of Anti-Acne Gel from Mangosteen (Garcinia mangostana L.) and Durian (Durio zibethinus Murr.) Fruit Peel Extracts: Karakteristik Fisikokimia dan Aktivitas Antibakteri Propionibacterium acnes Gel Anti-Akne Ekstrak Kulit Buah Manggis (Garcinia mangostana L.) Dan Durian (Durio zibethinus Murr.). Journal Pharmasci (Journal of Pharmacy and Science), [S. l.], v. 10, n. 2, p. 114–121, 2025. DOI: 10.53342/pharmasci.v10i2.522. Disponível em: https://ejournal.akfarsurabaya.ac.id/index.php/jps/article/view/522. Acesso em: 13 may. 2026.