MAK shows antidiabetic effects by relieving oxidative stress in STZ-induced type 1 diabetic animals; MAK ameliorates lipid peroxidation and dysfunction of antioxidative enzymes (superoxide dismutase, catalase, and glutathione peroxidase) in the brain [32], liver, and kidney [44] in diabetic animals. Here, CAT is linked to type 1 diabetes mellitus.