Pratiwi, Denia, Wahyu Margi Sidoretno, and Nur Aisah. “The Combination of Turmeric (Curcuma Domestica) Rhizome Extract and Collagen in A Serum Formulation As an Antioxidant”. Borneo Journal of Pharmacy 4, no. 1 (February 28, 2021): 36–42. Accessed April 29, 2024. https://journal.umpr.ac.id/index.php/bjop/article/view/1578.