Physical Evaluation of Anti Acne Mask With Ethanol Extract of Purple Sweet Potato Leaf (Ipomoea batatas (L.) Antin-3 Varieties: Evaluasi Fisik Masker Anti Jerawat Dengan Ekstrak Etanol Daun Ubi Jalar Ungu (Ipomoea batatas (L.) Varietas Antin-3 . Journal Pharmasci (Journal of Pharmacy and Science), [S. l.], v. 6, n. 2, p. 69–73, 2021. DOI: 10.53342/pharmasci.v6i2.219. Disponível em: https://ejournal.akfarsurabaya.ac.id/index.php/jps/article/view/219. Acesso em: 11 nov. 2026.