Diosmine Average Antioxidant No known benefits Diosmine at a glance Antioxidant that is rarely used in cosmetic formulations Research on this ingredient’s impact on skin is lacking at the time of this writing Used in supplement/medical fields Diosmine description Diosmine is an antioxidant that is rarely used in cosmetic formulations. While in theory it should function like other beneficial antioxidants for skin, independent research on this ingredient’s impact on skin is lacking at the time of this writing. Diosmine is also used in the supplement and medical fields.