ghk-cu cosmetic/topical Cream Cu works into the skin easily GHK-Cu Raw Powder 1g (Topical

Recovery typically takes one to two weeks, with bruising and swelling gradually subsiding

While this reaction can be uncomfortable, it typically subsides within a few days to a week as the body progresses through the stages of repair

Unlike most of the injectable peptides covered above, GHK-Cu has meaningful evidence for topical application its small enough to cross the stratum corneum and reach dermal fibroblasts at relevant concentrations

Access options Access Nature and 54 other Nature Portfolio journals Get Nature+, our best-value online-access subscription $32.99 / 30 days cancel any time Subscribe to this journal Receive 52 print issues and online access $199.00 per year only $3.83 per issue Rent or buy this article Prices vary by article type from$1.95 to$39.95 Prices may be subject to local taxes which are calculated during checkout Nature 643 , 1163-1164 (2025) doi: References Wolfe-Simon, F