Beyond its cosmetic effects, GHK-Cu has demonstrated wound-healing properties in multiple animal models, accelerating closure of surgical wounds and reducing scar tissue formation
Eckers, E., Bien, M., Stroobant, V., Herrmann, J
Protection against paraquat treatment, locomotor impairment, shortened lifespan, and increased lipid peroxidation was observed in parkin RNAi flies treated with Persea americana peel extracts 30
pylori infection14
Andreeff M , Shank B, Hiddemann W, O'Reilly R, Clarkson BD, Melamed MR
If an active ingredient already carries a risk of irritation on its ownlooking at you, exfoliating acidsusing it alongside hydroquinone in your skin-care routine could be asking for trouble