ghk-cu hair growth reddit for growth… does it actually work?🤔 Short answer: no. GHK-Cu can be great for skin — but when it comes to hair growth, the evidence just isn't there. And this What's the deal with BPC

Its most important clinical-development role is in CagriSema, the cagrilintide and semaglutide combination under FDA review

Formulations outside this range may experience copper dissociation, reducing bioactivity

While it makes achieving sustained systemic levels difficult, its perfectly suited for triggering rapid signaling cascades or for localized topical use

Systematic analysis of hundreds of user reports across Reddit skincare communities, peptide forums, and anti-aging groups reveals several distinct outcome patterns correlating with treatment characteristics and user factors

Raghu G, Weycker D, Edelsberg J, Bradford WZ, & Oster G