gluvit-s glutathione oral liquid GLUVIT S 30ML Common Side Effects of Glutathione
Description
[GLUTATHIONE] Glutathione is a well-known supplement especially in Korea, taken either orally or through injections to brighten dull, uneven skin tone and to fade hyperpigmentation, dark spots, and acne marks

Legris et al., 2016)

They have a specific mechanism to facilitate this process (think GR)

doi: 10.1016/j.plaphy.2023.107953

General characteristics of the compound Epithalon is a tetrapeptide with the sequence Ala-Glu-Asp-Gly, which is a synthetic version of a fragment of the natural epithalamine peptide
M., Flaminio, M