In Korea, it's commonly associated with skin brightening, thanks to its ability to inhibit melanin production
Thats because peptides do all of those things in our body they do
Measurement: Interdisciplinary Research and Perspectives 22(2):17587 Beger RD, Goodacre R, Jones CM, Lippa KA, Mayboroda OA, ONeill D, Najdekr L, Ntai I, Wilson ID, Dunn WB (2024) Analysis types and quantification methods applied in UHPLC-MS metabolomics research: a tutorial
In earlier work, Sekhar's group had shown that in healthy adults, the levels of oxidative stress, oxidative damage and glutathione remain stable until people enter their 60s when oxidative stress and oxidative damage begin to increase and glutathione to decline