where to give yourself a b12 injection Injections at Home - Safety Guide for Self-Administration Best Vitamin B12 Injection Sites
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Because only qualitative analysis was performed, the exact doses of illicit PCT drugs were unknown

Commonly it is administered as 500 mcg per week for 6 weeks then maintenance dose is continued which is 500mcg per 2-4 weeks, as per vets findings

NR, nicotinamide riboside

As I said, becoming symptomatic quickly may indicate that more frequent/lower dose B12 is a better treatment strategy, not that liver or other stores cannot be utilized
