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 Oxidative cell death in cancer: mechanisms and therapeutic opportunities Cell Death & Disease Glutathione system enhancement for cardiac protection: pharmacological options against oxidative stress and ferroptosis Cell Death & Disease Glutathione mediated nanomedicines for cancer diagnosis and therapy ScienceDirect A study shows that the antioxidant glutathione feeds cancer cells What is glutathione and why must we protect patient access to it?