ghk cu peptide guide Copper Skincare Routine: How to Layer Peptides COSRX The Blue Copper Peptide
Description
doi: 10.1038/nature19323 238 SharmaS.DangS

Again this is rare and likely has more to do with preservative and other things in the injection other than cobalmin since our bodies need this molecule to survive
Avoid simultaneous use with strong acids or chelators (e.g., vitamin C or retinol serums) because they can inactivate copper peptides

I had my first shot of Moderna on the 18th Feb