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ghk cu clinical trial skin elasticity randomized 3/4) In controlled human trials, topical GHK-Cu has been shown to: πImprove wrinkles πIncrease π Improve wound healing Injectable GHK-Cu is now also becoming increasingly popular, although that definitely extends What Are Copper Peptides? Benefits
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Q2: What are the main GHK-Cu benefits for skin

Oral administration significantly reduces bioavailability due to enzymatic degradation in the digestive tract
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Peptides affecting similar pathways may produce diminishing returns rather than synergy

Unlike traditional supplements that often work indirectly, peptides are being studied for their ability to interact with specific cellular pathways
