Its one of the most common questions our team hears, and honestly, its one of the most important
Not optional
Your peptide skincare strategy should balance efficacy, sustainability, cost, and personal preferences through experimentation determining whether continuous GHK-Cu use, cycling protocols, maintenance frequency, or complete discontinuation after achieving goals best suits individual biology and lifestyle priorities.
Both peptides should be sourced with a Certificate of Analysis (CoA) confirming HPLC purity of 98%+ for research-grade material
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Research published in Oxidative Medicine and Cellular Longevity (Pickart et al., 2012) confirmed GHK-Cu's role in stimulating collagen synthesis, attracting immune cells to injury sites, and supporting wound healing across multiple tissue types