3) ECM remodeling and dermal architecture: GHK-Cu stimulates collagen, elastin, proteoglycans, and glycosaminoglycans, while synchronously increasing matrix metalloproteinases (and their inhibitors) to clear damaged ECM actions that can "reset" the perifollicular stroma and support dermal papilla function
Look for glutathione supplements that have been independently tested
Aim to moderate your dairy intake while taking glutathione
References Bozzetto, L., Alderisio, A., Giorgini, M., et al
The impact of n-acetylcysteine on autologous fat graft: first-in-human pilot study
That could possibly affect smell and taste, he says