is glutathione a bleaching agent as skin‐lightening and in melasma: a systematic review - Sarkar - 2025 - International Journal of Dermatology Skin Whitening Injection Vs Laser

It has shown effects in the GI tract, where the lining is always repairing itself

Given the strong association between glutathione depletion and the progression of mitochondrial diseases, dietary supplements with the potential to increase intracellular glutathione reserves have been the subject of much research in recent years [11]

Approximately 2000 CD4 + T cells, including approximately 150 Tregs, have been identified in the brains of healthy mice, with brain-resident Tconvs featuring activation and residency markers such as CD44, CD69, and CD103 [10, 114]

Together, these clinical and cellular studies paint a clear picture: restoring the glutathione redox balance is not merely a supportive measure, but a targeted intervention addressing the core pathophysiology of Long COVID and ME/CFS