“…(Utami et al, 2018), black soybeans (Glycine max [L.] Merr) (Asan et al, 2019), dragon fruit peel (Hylocereus polyrhizus) (Liana et al, 2019), pineapple (Vrianty et al, 2019), and zalacca skin (Salacca zalacca (Gaert.) Voss) (Girsang et al, 2019). Sources of antioxidants are mangosteen peel (Garcinia mangostana L.) (Widowati et al, 2014), black tea, green tea, oolong tea (Camelia sinensis L.) (Widowati et al, 2015), green meniran (Phyllanthus niruri) (Rusmana et al, 2017), black soybean (Glycine max L. Merr) (Asan et al, 2019), dragon fruit peel (Hylocereus polyrhizus) (Liana et al, 2019), pineapple (Vrianty et al, 2019), and zalacca bark (Salacca zalacca (Gaert.)…”