Dr. Warren Ladiges and Dr. David Goldberg highlight the scientific benefits and risks of injectable copper peptides.
Dr. Warren Ladiges and Dr. David Goldberg note that copper peptides, specifically GHK-Cu, have gained popularity as a skincare treatment known for stimulating collagen production and improving skin elasticity. While topical applications have been studied in human trials for decades, many consumers are now opting for subcutaneous injections.
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Dr. Warren Ladiges states that while the peptide is generally safe in animal studies, injecting it without human data is risky. Dr. David Goldberg notes that injections may offer deeper penetration than topicals, but warns that patients should wait for more human studies to confirm effectiveness. Experts express concern over the unregulated grey market where many consumers source their injectable formulations. Dr. Marisa Garshick and Erik Marks observe that without proper oversight, patients may experience issues such as injection site irritation, infections, or elevated liver enzymes. Currently, the administration signaled that compounding pharmacies may soon be allowed to offer copper peptides for injection, while a panel of experts continues to review the evidence for reclassification.