ghk-cu or glow 70mg (GHK-Cu, BPC-157, TB-500) Glow with ghk cu copper
Description
These may include nausea, bloating, or diarrhea

It represents a more established regenerative option

A provider-supervised taper or switch to oral B12 supplementation is a reasonable alternative if MIC B12 proves unsuitable
It may be more effective and cause fewer side effects to use different treatments in rotation rather than just sticking to one
