ghk-cu topical concentration skincare Topical: Evidence, Safety & Options Cu copper peptides + Argireline + Matrixyl 3000 Dermicu™ GHK-Cu Facial Serum –

Some patients may require an even higher dose of 2 mg weekly for optimal effect, particularly for weight management indications, though this should be approached cautiously with careful monitoring for adverse effects

When in doubt, use separate injections spaced 5-10 minutes apart

The rationale for combining these peptides extends beyond simple additive effects, as BPC-157's gastric pentadecapeptide sequence activates growth factor pathways and nitric oxide systems while TB-500's thymosin beta-4 derivative promotes actin regulation, cell migration, and blood vessel formation through separate receptor interactions

GHK-Cu is relatively large and hydrophilic, and a significant portion of what you apply never reaches the follicle