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How long is this spray stable after opening
Given GHKs role in the body, GHK-Cu has been studied for a variety of uses including wound healing, alopecia, aging skin, and even cognitive decline
This applies most strongly to first-generation GHK-CU
Buy now Target thinning, delicate under-eye skin with a rich, fast-absorbing formula that helps smooth texture, soften fine lines, and improve hydration
Psychopharmacology 243 , 118 (2026)
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