ghk-cu silences redox activity of free copper GHK Peptide as a Natural Modulator Multiple Cellular Pathways in Skin Regeneration - Pickart - 2015 - BioMed Research International Anti-Aging Research Compounds — UK
Description
By ensuring quality standards and following directions carefully when using this type of solution, consumers can help protect themselves from potential health risks associated with improper use

Because B12 is a water soluble vitamin we are able to administer it without the blood test first, however a blood test allows us to measure your B12 levels at different stages

Can I take vitamin supplements instead

Systemic tissue support
The NIH lists the adult recommended daily allowance at just 2.4 micrograms but absorption varies widely person to person

Why isnt it approved yet
