ghk-cu downregulates nfκb Cooper Peptide: The Complete Skin & Repair Guide (2026) 89030-95-5 GHK-Cu Gly-His-Lys-Cu Copper Tripeptide-1;
Description
Last I remember they said Q1 of 2023

Labeled 30 mg/g copper peptide

PMCID: PMC9124646
(or 0.16 g/mL per-oral) given concurrently with 12.5 mg/kg/day diclofenac in Wistar rats directionally counteracted diclofenac-induced gastric, intestinal, and hepatic lesions and reduced elevations in bilirubin, AST, and ALT though the abstract does not report numeric magnitudes or p-values
