This case report presents two patients with advanced epithelial ovarian cancer (Stage IIIC) who underwent standard first-line chemotherapy with carboplatin and paclitaxel, combined with high-dose antioxidant therapy. The antioxidant regimen included oral supplements (vitamin C, vitamin E, beta-carotene, coenzyme Q10, and a multivitamin/mineral complex) and intravenous vitamin C (60 grams
