glutathione for brain fog in the Brain Fog Treatment in Baltimore,

Even the review paper summarizing this study noted the results are not overly informative and reliable due to the lack of objective measures

PMID: 32382060 L-Glutathione reduced purchased from MedChemExpress

[Abstract] Cell viability was measured after being pretreated with Fer-1 (2 M), GSH (1 mM), or DFO (50 M) for 1 h, and then treated with or without Sal (50 M) for 24 h (n = 6)

1988 Aug 29;238(2):343-346

In relation to the immune system, glutathione deficiency may impair macrophage and T-cell function 7 in relation to the immune system

The people with HIV were on stable antiretroviral therapy and had not been hospitalized for six months prior to the study