SOD1 and Infertility: Therefore, we performed a cross-sectional study assessing rates and predictors of semen parameters and SDF improvement in idiopathic infertile men treated with either SOD-based antioxidant plus hydroxytyrosol and carnosol (FertiPlus® SOD) therapy or with other antioxidants without SOD, hydroxytyrosol and carnosol in the real-life setting.