A study shows that the antioxidant glutathione feeds cancer cells Frontiers Glutathione responsive and exhausting metal nanomedicines for robust synergistic cancer therapy Human cancer associated fibroblasts enhance glutathione levels and antagonize drug induced prostate cancer cell death Cell Death & Disease Excessive glutathione intake contributes to chemotherapy resistance in breast cancer: a propensity score matching analysis World Journal of Surgical Oncology Springer Nature Link The reason some people stay sick despite treatment often comes down to one molecule. Glutathione is the most abundant antioxidant inside your cells. It protects mitochondria, recycles other antioxidants, and repairs Frontiers Glutathione deficiency in the pathogenesis of SARS CoV 2 infection and its effects upon the host immune response in severe COVID 19 disease