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In such combinations, GHK-Cu supports tissue repair, inflammation regulation, and connective tissue health, while GH-based peptides assist with metabolic efficiency, recovery capacity, and body composition support
Its evidence base is older, limited, and genuinely conflicting, with no robust modern human trials establishing efficacy for sleep or any other use
The practical result is faster, cleaner tissue repair
Treatment duration critically influences post-discontinuation outcomes with 6-12 month courses creating durable structural improvements supporting ongoing enhanced collagen synthesis without continuous peptide presence, while 2-3 month treatments produce temporary stimulation requiring continuous or cyclical application for maintaining optimal results
Price and Value Considerations Copper peptide products range from affordable options around $25 per ounce to premium formulations exceeding $100 per ounce
