how often you inject vitamin b12 complex Injection Dosage How Often Can I Take

Conclusion This systematic review and meta-analysis indicate that sublingual and oral vitamin B12 administration provide efficacy comparable to intramuscular injection in improving serum cobalamin levels and reducing hyperhomocysteinaemia

[2] [1] With neurological involvement: Hydroxocobalamin 1mg intramuscularly on alternate days until no further improvement, then maintenance injections every 2 months

Let's explore its importance and why some people require injectable B12 for humans

Researchers found its safety profile was virtually identical to placebo, with no treatment-related serious adverse events reported in any study

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Integrative Medicine: A Clinician's Journal