Let's clear this up Doesn't glutamine feed cancer? When pulsed and dosed correctly no. And the research is beautiful. Here's what L Glutamine actually does during cancer treatment: **Protects your Glutathione Depletion and Stalwart Anticancer Activity of Metallotherapeutics Inducing Programmed Cell Death: Opening a New Window for Cancer Therapy ACS Omega Glutathione responsive nanomedicine leverages tumor redox imbalance for targeted cancer theranostics Discover Oncology Springer Nature Link Catabolism of extracellular glutathione supplies cysteine to support tumours Nature Regulation of antioxidants in cancer: Molecular Cell Glutathione IV Therapy: What You Need to Know COEM