topical ghk cu before and after Copper Peptide Stages GHK-CU-Peptide - Medshape Weight Loss
Description
Identification of candidate genes in the type 2 diabetes modifier locus using expression QTL

Alternatively (and this is the approach I take for many patients), if you are experiencing significant symptomatic improvement then you can just continue to take the B12 shots indefinitely

YL: Funding acquisition, Writing review & editing
Mitochondrial dysfunction

Oral BPC-157 is the best choice for gut-targeted applications leaky gut, IBD, gastric repair because the peptide acts locally where it is most concentrated