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GHK-CU Pen Kit
£39.99
A ready-to-use research pen kit supplying documented 50mg GHK-Cu (copper tripeptide-1) — a well-studied peptide–copper complex used in laboratory work on tissue repair, collagen signalling and cellular regeneration. High-purity material, discreetly shipped. No guesswork — just labelled, batch-documented product from a source you can trust.