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2017-120 shall remain to be upheld and shall not be affected by the issuance of this advisory

It selectively triggers GH release from somatotroph cells while avoiding significant stimulation of other anterior pituitary hormones such as prolactin, ACTH, and cortisol, distinguishing it from earlier GHRPs and making it the most selective GHRP-class compound characterised to date

PMID 15619681

Pervaiz Iqbal Qureshi, MD Internal Medicine, Medical Director at DripGym Last reviewed June, 2026

Recognized for its distinctive vibrant blue appearance, GHK-Cu (Copper Tripeptide-1) is commonly incorporated into: Cosmetic serums Cream and gel formulations Face masks Topical skincare blends Hair- and scalp-conditioning formulations Cosmetic skin-maintenance applications GHK-Cu is widely researched in cosmetic and formulation settings involving: Skin-conditioning and dermal-maintenance applications Cosmetic hydration-support formulations Skin-quality and cosmetic-aging research Hair- and scalp-related cosmetic formulations Cosmetic-support and formulation-development research BioPeptics GHK-Cu Raw Powder is supplied in high-purity powdered form for cosmetic formulation and research purposes