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The peptide works through cumulative effects on follicle function, not immediate action
![tretinoin and ghk cu GHK-Cu vs Tretinoin: Copper Peptide or Retinoid for Anti-Aging? [2026] Incorporating GHK-Cu LS5 Copper Serum](https://www.tiktok.com/api/img/?itemId=7605548331862953234&location=0&aid=1988)
That means you won't waste time or money on last-minute orders or tracking down vendors
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They are, at best, an adjunct one that might offer significant benefit for carefully selected patients under qualified medical supervision
![tretinoin and ghk cu GHK-Cu vs Tretinoin: Copper Peptide or Retinoid for Anti-Aging? [2026] Incorporating GHK-Cu LS5 Copper Serum](https://framerusercontent.com/images/Uz1D9XpGiVjuPz5w1sx1eTKoIg0.png)
I dont think [our businesses] stand in controversy with each other
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Loren Pickart, who isolated GHK-CU in 1973, shows that the peptide increases production of Type I and Type III collagen while simultaneously upregulating matrix metalloproteinases, the enzymes that break down old, damaged collagen
![tretinoin and ghk cu GHK-Cu vs Tretinoin: Copper Peptide or Retinoid for Anti-Aging? [2026] Incorporating GHK-Cu LS5 Copper Serum](https://www.tiktok.com/api/img/?itemId=7610189464484187405&location=0&aid=1988)
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