can you mix ghk cu with hyaluronic acid If you’re playing raw GHK-Cu, here’s the secret that makes it actually work on your skin: it with acid. 🩵✨, Not microneedling, not fancy devices — just a clean HA serum as the CU copper peptide stimulates the formation of collegen and elastin GHK-Cu Peptide Serum, Anti-Aging Face
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