The professional consensus in dermatology is: There is reasonable evidence for short-term brightening effects and antioxidant benefits at the cellular level Long-term safety and efficacy data are insufficient to make strong, universal clinical recommendations Medical supervision, appropriate dosing, and quality-controlled formulations are the essential safeguards that separate beneficial outcomes from adverse events WebMD's guide to glutathione provides a useful overview of potential risks and interactions for further reading
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This distinction matters because you can often continue using the peptide with proper management
Furthermore, clinical trials on supplementation of N-acetylcysteine for replenishing the intracellular GSH level will support the contention that NAC supplementation could be useful in acute dengue infection
J Clin Oncol 30:10801086 Liao D, Lv C, Cao L, Yao D, Wu Y, Long M, Liu N, Jiang P (2020) Curcumin Attenuates Chronic Unpredictable Mild Stress-Induced Depressive-Like Behaviors via Restoring Changes in Oxidative Stress and the Activation of Nrf2 Signaling Pathway in Rats
2-moderate changes