ghk-cu long term effects 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 serum + moisturizer Copper Tripeptide-1 (GHK-Cu) 99% Color:040 Fair
SKU: 63050819656
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