copper ghk-cu Peptide, Hair & Scalp Serum, 2 oz (60 ml) after ingredients in modern skincare Copper Peptide Duo – GHK-Cu
Description
It was originally developed to treat growth hormone deficiencies but has become popular in the worlds of anti-aging, bodybuilding, and recovery enhancement due to its extended half-life and stable release profile

doi:10.1111/j.1468-2494.2007.00415.x

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(Lond) 5, 27

Why You'll Love It: GHK-Cu aids in maintaining skin's vibrant healthy appearance by restoring collagen and elastin which declines with age
