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standard dosage ghk-cu peptide and Protocol: The 30-Day Cycle toprev Michele Hughes - Executive Pack Size:1 Pack
Michele Hughes - Executive Assistant, People & Culture, Office of University Development at University of Michigan | LinkedIn
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Pack Size:1 Pack
The study showing copper peptides increased collagen in 70% of users versus 40% for retinoic acid suggests copper peptides may actually be more effective for collagen building specifically, though retinoids offer additional benefits (texture improvement, dark spot reduction) that copper peptides don't provide as strongly
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