It functions as a cofactor for lysyl oxidase (the enzyme responsible for collagen cross-linking and stabilization), ceruloplasmin (a copper transport protein with antioxidant activity), and superoxide dismutase (SOD, a primary antioxidant defense enzyme)
Specifically, the FDA moved away from aggressive enforcement postures on several key peptides that had been in regulatory limbo: BPC-157 (Body Protection Compound): Removed from the "Category 2" substances list that had restricted its use in compounded medications TB-500 (Thymosin Beta-4 fragment): Similar de-prioritization of enforcement actions against compounding pharmacies MOTS-C : Continued research status maintained without new restrictions This doesn't mean these peptides are FDA-approved drugs
[Genetic polymorphism of glutathione-s-transferases theta1 and mu1 in lung oncology [PMID: 18416133] Laboratory literature summary: [Genetic polymorphism of glutathione-s-transferases theta1 and mu1 in lung oncology research models]
How to Prepare and Care for GHK-Cu Peptide Treatments Before Your Appointment For 24 hours, avoid alcohol and anti-inflammatory medications
My alcohol intake was relatively normal then but my hear did sink at the thought that the years of booze were catching up
A small percentage of users report sleep disturbances with evening dosing, possibly related to nitric oxide system effects