The effectiveness of compound X is oftentimes dependent on the presence of compounds Y and Z and so on. Endogenous compounds like glutathione get a lot of commercial attention but they do the y glutamyl cycle for transport of amino acids Diagram Quizlet The AsAGSH Cycle: A Vital Line of Defense Against Heat Stress Induced Oxidative Damage in Plants Springer Nature Link Glutathione: Master Antioxidant, Reducing Oxidative Stress, and Detoxification Pyroglutamic Acidemia: An Underrecognized and Underdiagnosed Cause of High Anion Gap Metabolic Acidosis A Case Report and Review of Literature Cureus