will ghk cu regrow hair GHK-Cu for growthβ¦ does it actually work?π€ Short answer: no. GHK-Cu can be great for skin β but when it comes to hair growth, the evidence just isn't there. And this Cu and Acetyl Tetrapeptide Two Ingredients. Real Hair Transformations.
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GHK-Cu copper peptide shampoo for thinning hair

10.1073/pnas.1415174111 67 LeeB.MoonK

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For more detailed scientific research on B12, the National Institutes of Health offers excellent resources

Should I Get A B12 Shot