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.). Pharmasci. 2025;10(2):114-121. doi:10.53342/pharmasci.v10i2.522