This is based on the observation of lack of similar increase in plasma glutathione levels after the administration of the constituent amino acids of glutathione when compared to the administration of glutathione capsules
If you are exploring which peptides to combine and how many you can use simultaneously, our guide on how many peptides you can take at once addresses this question directly
Xc- inhibitor sulfasalazine sensitizes colorectal cancer to cisplatin by a GSH-dependent mechanism
Carlos BC, Voges K, Affonso PHA, Jaye A, Tong Rios C, Tinoco-Nunes B, Alonso DP, Cai JA, MacCallum RM, Moreno M, Vlachou D, Souza-Neto JA, Christophides GK (2025) Metabolic reprogramming and gut microbiota ecology drive divergent Plasmodium vivax infection outcomes in Anopheles darlingi
Functional strategies therefore focus on improving delivery or supporting endogenous synthesis through the transsulfuration pathway