which is better glutamine or glutathione and analogues that inhibit GGT. Shown are the Glutamine vs Glutathione - What's

Heres what RxList says about it: Glutathione has no known severe, serious, or even moderate drug interactions It has mild interactions with at least 89 different drugs Unfortunately, neither RxList nor any other resources we could find list any of the drugs its supposed to interact with

It is affordable, can be self-administered by patients, is available worldwide, and displays low-to-no toxicity at high doses, they write

doi: 10.3390/ijms25031517

Although glutamate is the major downstream product of glutamine, glutamate supplementation during glutamine deprivation cannot rescue the impaired cell growth or mitochondrial respiration 16,43,44,45 , indicating that mitochondrial GLS-catalyzed cleavage of the gamma-nitrogen of glutamine is essential for glutaminolysis