ghk-cu hair follicle stimulation Serum — Professional Copper Tripeptide-1 Anti-Aging & Restoration Treatment for Estheticians, 5x10ml 2billion Exos GHK-Cu Hair Growth

Compare this to the recommended daily dietary copper intake of 900 mcg for adults per the National Institutes of Health Office of Dietary Supplements [12]

Although HF development occurs predominantly during the embryonic life, over- and/or under-activation of signaling pathways, such as sonic hedgehog (shh), notch, TGF-, and Wnt/-catenin, which regulate epithelialmesenchymal interaction in HF, play roles in periodic regeneration of HF and, hence, hair cycling in adult [22]

It is a fair substitute for users who have done the work on copper peptides and concluded the ingredient is not for them, or for anyone who wants regeneration without the steeper learning curve

Yes, by boosting collagen and improving skin elasticity, GHK-Cu helps reduce the appearance of fine lines and wrinkles, resulting in smoother, firmer skin over time