ghk-cu peptide cycle duration What is GHK-Cu? 1. Glycyl-Histidyl-Lysine complexed with copper (a tripeptide + copper). 2. Naturally occurring in human plasma, involved in tissue repair and regeneration. 3. Bio-compatible, science-backed, and gentle for most skin Inventory Home Remedies: Just jammed Size:1oz
SKU: 44812041306
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