Isoflavon as the active compound in soybean can improve of antioxidant status. Zn is needed to stimulate antioxidant enzymes activities, while vitamin E acts as chain breaking antioxidant that prevent chain reaction of free radicals. Material that use in this research were isoflavone rich-soybean flour (TKI), zinc sulfate (ZnS04•7H,O), and vitamin E (α-tokoferol asetat), while the data were …