PUTRI, Mega Karina; DELLIMA, Beta Ria Erika Marita. Formulasi Sleeping Mask Gel Ekstrak Kulit Buah Kopi Beserta Penentuan Kadar Fenol Total, Kafein dan Aktivitas Antioksidannya: Formulation of Sleeping Mask Gel Coffee Peel Extract and Determination of Total Phenol Content, Caffeine Content and Antioxidant Activity. Jurnal Sains dan Kesehatan, [S. l.], v. 6, n. 5, p. 708–718, 2024. DOI: 10.25026/jsk.v6i5.2399. Disponível em: https://jsk.jurnalfamul.com/index.php/jsk/article/view/2399. Acesso em: 31 may. 2026.