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Are B12 Shots Subcutaneous or Intramuscular
The frequency of B12 injections varies depending on the underlying cause of deficiency, the severity of symptoms, and whether neurological complications are present
Deficiency is one of the most common overlooked causes of persistent fatigue especially in metformin users, PPI users, and vegans
However, most evidence comes from animal models or small human trials
"Health Canada won't approve it as a drug, but it slips through as a compounded natural health product, where the federal safety check basically doesn't happen." Health Canada considers NHP compounding within a practitioner-patient relationship distinct from manufacturing and not subject to the same regulatory oversight
