Common treatments for weak spermatozoa, antioxidant therapy 1. Why antioxidant therapy? Some studies have shown that excessive reactive oxygen species in semen may damage sperm, and antioxidants can remove reactive oxygen species and reduce or prevent sperm damage. 2.What are the common antioxidants? Common antioxidants include vitamin C, E, coenzyme Q10, etc. 3.How to treat antioxidants? If there is no major problem in your own examination, you can take antioxidant treatment.