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 system enhancement for cardiac protection: pharmacological options against oxidative stress and ferroptosis Cell Death & Disease What do cancer cells eat? New research reveals surprising fuel source Glutathione responsive nanomedicine leverages tumor redox imbalance for targeted cancer theranostics Discover Oncology Springer Nature Link PDF) Therapeutic Potential of Glutathione Augmentation in Cancer Patients Receiving Chemotherapy or Radiotherapy