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The best approach for post-weight-loss skin is injectable GHK-Cu for systemic collagen and elastin stimulation, optionally combined with topical GHK-Cu serum on targeted areas for additional surface-level benefits
The peptide glycyl--histidyl--lysine is an endogenous antioxidant in living organisms, possibly by diminishing hydroxyl and peroxyl radicals
Use Case: Reconstitution water for peptides and research compounds
Yes, it can cause burning when injectedbut topical use is well-supported and may be the gentler, more accessible way to capture many of its benefits
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