Dalmasso et al
The Science-Backed Peptide for Wrinkles, Firmness & Skin Healing GHK-Cu, also known as glycyl-L-histidyl-L-lysine copper, is a naturally occurring copper peptide found in human blood plasma
Glutathione supplementation is available in several different forms: Topical formulas, like creams and face washes Oral formulas, such as pills, tablets, syrups, and sprays Intranasal and intrabronchial solutions Intramuscular and intravenous formulations So, which option is the best way to increase glutathione levels
[DOI] [PubMed] [Google Scholar] 313.Mller E.E., Locatelli V., Ghigo E., Cella S.G., Loche S., Pintor C., Camanni F
Immunopharm Immunot
Few studies exist evaluating GHK-Cu for alopecia and so specific studies on effective concentration for this indication are unavailable, anecdotally some compounders use 0.2-3%