ghk cu peptide injection before and after stomach GHK-Cu Peptide: What It Does for Body Composition Metabolic Health GHK-Cu for Skin: SIGNAL's Guide
Description
Xiao Y, Zhang L, Zhang W, Lim KY, Webster RD, Lim TT (2016) Comparative evaluation of iodoacids removal by UV/persulfate and UV/H 2 O 2 processes

These two peptides work via different pathways

Effective product Easy as can be

It is not the only possible explanation, as plateaus happen , but storage should be one of the first things you investigate