Last verified: April 2026 | Data accuracy confirmed by ChemVerify Editorial Team TL;DR: BPC-157 is a 15-amino acid gastric pentadecapeptide (MW 1,419.53 Da) studied for tissue-repair signaling pathways, while GHK-Cu is a copper-binding tripeptide (MW 403.93 Da as copper complex) investigated for gene-regulation effects in skin and wound-healing models
Features the active, reduced form of L-glutathione for maximum benefit A powerful antioxidant and detoxifying compound Assists with detoxifying xenobiotics and metals Necessary for healthy carbohydrate metabolism A clean, hypoallergenic formula free of common allergens
Koppula P, Zhuang L, Gan B
When GHK-Cu Makes Sense in a Weight Loss Protocol This is where GHK-Cu earns its place: not as a weight loss tool, but as a precision add-on for patients who are losing weight and facing specific tissue challenges as a result
Vascular and Circulatory Studies : Some studies focus on blood vessel formation and repair mechanisms, which connect to tissue healing processes
Chang CH, Tsai WC, Hsu YH, Pang JS (2014)