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Model Selection: Research has used a range of wound models including excisional wounds, incisional wounds, scald burn models, and irradiated tissue models

Formulation Types and Routes of Administration Copper peptides reach patients through several delivery formats: Topical serums and creams (0.1%, 2% GHK-Cu): the most common format

Adding Sermorelin on top would be redundant on the GHRH side without adding any new pathway

GHK-Cu and copper uglies Albeit rare, some people may experience a side effect from using GHK-Cu or other copper peptides known as copper uglies. Though there arent any studies on this phenomenon, some users have anecdotal reports of copper peptide skin care products leading to what looks like accelerated skin aging instead of antiaging

During the performed studies it was also observed that the administration of 5-reductase inhibitors (e.g., Finasteride) could have a strong impact on target markers, stressing the need of dedicated study for better characterizing steroid response to such intake