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Research published in peer-reviewed journals suggests the compound may interact with the nitric oxide (NO) system, which plays a central role in vascular regulation and tissue repair mechanisms

This helps adjust treatment for better results

Shop: GHK-Cu Hair & Scalp Serum For broader topical routine help, read: How to Use Copper Peptides GHK-Cu Dosage by Goal GHK-Cu for skin firmness and visible aging GHK-Cu is often used in skin care routines because copper peptides are associated with collagen and elastin support

What distinguishes ProHealth's approach in the peptide category, according to the company, is a triple third-party lab testing protocol