what is ghk -cu Copper Peptide (GHK-Cu): Clinical Uses, Stability & Compounding Tips GHK-Cu Peptide for Skin &
Description
[149] showed that 2-acrylamido-2-methylpropanesulfonic-acid-derived CDs, effectively delivered riluzole to GBM cells, significantly reducing cell viability while exhibiting negligible intrinsic toxicity, thereby highlighting their biocompatibility and therapeutic stability as nanocarriers [149]

PMID 11817985
Abstract Background Vitamin B12 supplements typically contain doses that far exceed the recommended daily amount, and high exposures are generally considered safe

Could I give myself some sort of little test before I do the full injection

Second, using D51.0 alongside D51.9 (unspecified B12 deficiency) signals documentation inconsistency
