Analysis of Vitamin C Levels in Red Dragon Fruit Jam (Hylocereus polyrhizus) with the Addition of Moringa oleifera Leaves Extract as an Antioxidant Source. Biocity Journal of Pharmacy Bioscience and Clinical Community, [S. l.], v. 4, n. 2, p. 59–64, 2026. DOI: 10.30812/biocity.v4i2.6052. Disponível em: https://journal.universitasbumigora.ac.id/biocity/article/view/6052. Acesso em: 2 jun. 2026.