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Product highlights: Experimentally demonstrated to accelerate connective tissue healing
Skin Penetration and Depot Formation An ex vivo human skin penetration study measured a permeability coefficient of 2.43 x 10^-4 cm/h for copper tripeptide, with 82 micrograms per square centimeter retained in dermal tissue as a depot over 48 hours (PMID 20703511)
Thank you! Jul 8, 2026 I'm on week 11 and down 18
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That matters here especially, since GHK-Cus benefits for skin texture, hair growth, and tissue remodeling tend to build gradually over weeks to months of regular use
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