Risa Ahdyani, Raudatul Patimah, Erlina Fatmasari, Sri Rahayu, and Rifka Annisa. “Influence of Hydroxyethyl Cellulose and Glycerin Concentration Variations on the Physicochemical Stability of Niacinamide- Loaded Nanoparticle Serum Formulations”. Ad-Dawaa’ Journal of Pharmaceutical Sciences 8, no. 2 (December 30, 2025): 221–234. Accessed December 31, 2025. https://arsip-journal.uin-alauddin.ac.id/index.php/addawaa/article/view/60421.