ghk-cu before and after reddit 5 week results : r/Biohackers GHK-Cu before and after :

This next-generation copper peptide sunscreen combines broad-spectrum UV defense with GHK-CU, a clinically studied skin-repair peptide, plus deep hydration from 5M HYASKIN Hyaluronic Acid Complex, all in one lightweight, non-greasy formula

"Insights into the structure of class B GPCRs"

With both of our experts, the consensus is clear: although treatment is not medically necessary, the most effective way to improve the appearance of keratosis pilaris is to focus on gentle exfoliation and consistent hydration

Realistically, you're looking at 3 months before you'd see early signs of response, and 6 months for a meaningful assessment