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Research shows that staying on a peptide continuously, without a break, may make it less effective over time

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When you are younger, your body produces GHK-Cu in higher amounts and helps regulate skin repair, supports collagen production, and keeps inflammation under control

PMID:39325560 [18] Lee KS, Burgess J

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Over 12 days of treatment, LIRA reduced body weight, food intake and fat mass, similarly in Gipr AP-KO and control Gipr AP-GFP mice, compared with VEH control-injected groups (Fig