Topical or SubQ GHK Cu? Same molecule. Very different purposes. Topical you apply it on your skin. Think of it as feeding your skin from the outside. In a 12 week study of GHK Cu Peptide Foundry Premium Research Peptides GHK Cu Scalp Solution Empower Pharmacy Is topical GlycylLhistidylLlysine copper (GHKCu) safe for adults, and what are the risks, contraindications, and considerations for systemic use, pregnancy, lactation, and children?
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topical ghk cu studies GHK-Cu: The Peptide That Transforms Skin and Tissue Health – Calibrate Hydration