ghk-cu peptide effects “Is actually worth it?” is genuinely one of the most common questions in my comments, so let me finally answer it properly., The short version: copper peptides have real research behind them, GHK-Cu for Skin Rejuvenation -

International Journal of Stroke, 11(3), 347-355

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PubChem Reference: View compound profile on NIH PubChem Key Characteristics MOLECULAR PROFILE Formula: C 35 H 48 N 10 O 15 Weight: 848.81 g/mol CAS: 62568-57-4 Structure: Trp-Ala-Gly-Gly-Asp-Ala-Ser-Gly-Glu PHYSICAL PROPERTIES Form: White lyophilized powder Solubility: Water-soluble BBB Penetration: Crosses blood-brain barrier Storage: Keep refrigerated 3646 F (28 C) Related products GHK-Cu $50.00 $90.00Price range: $50.00 through $90.00 MOTS-c $60.00 $190.00Price range: $60.00 through $190.00

Galindo R, Banks Greenberg M, Araki T, Sasaki Y, Mehta N, Milbrandt J, et al