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While PRP provides a bolus of general growth factors, GHK-Cu acts as a precise genetic signal, modulating thousands of genes to promote regeneration
It is also used to produce erections in men with erectile dysfunction (ED), for rosacea, for fibromyalgia, and other conditions, but there is no good scientific evidence to support most of these uses
Some users report longer, though potency decline is gradual rather than a sharp drop
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