do b12 injections affect b12 levels What are the benefits of injection? The Truth About B12 Injections:
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Therefore, if you are at high risk of a B12 deficiency, consult with your healthcare provider, who can run a blood test to check your B12 levels

Characterization of novel SARM1 inhibitors for the treatment of chemotherapy-induced peripheral neuropathy

Interestingly, at supra-physiologic levels of B12 (to be expected with frequent injections), intracellular levels of B12 may be reduced as I mentioned here : healthunlocked.com/pasoc/po

[DOI] [PubMed] [Google Scholar] 72.Tang S

Taking vitamin B12 and iron together can help with anemia and support health