ghk-cu blocks dht One of my favorite peptides for hair loss, thinning, and shedding is GHK-Copper. I love pairing it with exosomes, growth factors, and stem cells whether injected into the scalp, used topically, or Injectable GHK-Cu: Beginner's Guide to
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J Neurosci Res 96:12231242

Respect the 2mg starting recommendation

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J Chem Educ 94:690695
