The safety and efficacy of N-acetylcysteine as an augmentation in the treatment of obsessive-compulsive disorder in adults: a systematic review and meta-analysis of randomized clinical trials
Its levels also decline with age
In conditions like COVID-19, studies have shown that GSH depletion disrupts redox balance, leading to excessive cytokine signaling, immune dysfunction, and severe complications (7)

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Emerging research suggests that lower Glutathione levels may predict cognitive decline in healthy adults
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