GHK-Cu Copper Peptide: The Anti-Ageing Ingredient Your Skincare Brand Isn’t Being Honest About
Something interesting is happening in British skincare right now. A peptide called GHK-Cu — short for glycyl-L-histidyl-L-lysine copper, though nobody calls it that — has been named the breakout beauty ingredient of 2026 by industry researchers tracking premium formulations and clinic trends [Inside Industry, January 2026]. You may have already spotted it on the back…