ROZA, Muhamad Luthfid Anando Aly; ARMADANY, Fery Indradewi; WAHYUNI, Wahyuni; RUSLIN, Ruslin; LUBIS, Adryan Fristiohady; AKIB, Nur Illiyyin. Optimization of Anti-Bacterial Gel from Ethyl Acetate Fraction of Purple Sweet Potato Leaves (Ipomoea Batatas L.) Using Hydroxy Propyl Methyl Cellulose (HPMC) and Testing Its Activity Against Staphylococcus Epidermidis Bacteria. Indonesian Journal of Global Health Research, [S. l.], v. 8, n. 5, p. 355–370, 2026. DOI: 10.37287/ijghr.v8i5.2075. Disponível em: https://jurnal2.globalhealthsciencegroup.com/index.php/IJGHR/article/view/2075. Acesso em: 7 sep. 2026.