Red pitaya juice supplementation ameliorates energy balance homeostasis by modulating obesity-related genes in highcarbohydrate, high-fat diet-induced metabolic syndrome rats Background: Red pitaya (Hylocereus polyrhizus) or known as buah naga merah in Malay belongs to the cactus family, Cactaceae. Red pitaya has been shown to give protection against liver damage and may reduce the stiffness of the heart. Besides, the...