Research overwhelmingly describes the safety of GHK-Cu positively, such as when the authors of a 2018 review called it a safe, inexpensive, extensively studied compound.14 However, even though copper peptides have demonstrated an impressive safety track record in studies, there are (as with most skin care actives) a few safety risks to consider
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GHK-Cu has more skin and wound healing research
Some of our favorites include: Musely: Treatments are available for dark spots, anti-aging (face, neck, body, and eyes), hair loss, rosacea, menopausal skin, keratosis pilaris, and more Agency: Offers anti-aging and dark spot treatments Curology: Specializes in acne treatments While Musely offers a large assortment of treatments and formulas, many of which you cant find elsewhere online, Agency and Curology have somewhat limited selections, but the products can be a bit more customizable
1996, 44.Zhai H., Leow Y.-H., Maibach H