However, the effects of salak seed extract on endogenous prooxidants that contribute to oxidative stress in animal models of diabetes, such as superoxide dismutase (SOD) and glutathione peroxidase (GSHPx), should be examined in further studies to determine the potential antioxidant role of the seed extract in the prevention and/or treatment of diabetes and its complications. Here, SOD1 is linked to diabetes mellitus.