When the laser beam penetrates deep into the skin, it stimulates collagen production , rejuvenating and renewing the skin
Not assumed from a clean chromatogram
The 28-day limit is therefore a safety margin that accounts for cumulative contamination risk across multiple punctures, not a reflection of preservative chemical degradation
On the other hand, topical GHK-Cu is recognized as a safe peptide to use topically, with clinical studies demonstrating its support of skin health and tested specifically as ways to improve aging skin
It's been the subject of a number of studies for its potential to promote skin rejuvenation for wound healing and skin elasticity and its potential for hair growth [1]
Here we review receptor biology and coactivator coupling, the pharmacology of SLU-PP-332 in cells and animals, dosing paradigms and route considerations used in published studies, translational biomarkers and experimental endpoints, context-dependent risks and unknowns, and practical guidance for nonclinical study design