where to buy vitamin b12 injection Cyanocobalamin (B12) 1000 mcg/mL, Multiple Dose Vial 30 mL Vitamin B-12 Injection, 1,000 mcg/mL

We recommend aspiration when injecting to prevent injecting into a vessel

Here is the listing for the unit mg/g

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Mecobalamin acts as a cofactor for the enzyme methionine synthase , transferring methyl groups to regenerate methionine from homocysteine

The AAFPs evidence-based clinical review states directly: Oral administration of high-dose vitamin B12 (1 to 2 mg daily) is as effective as intramuscular administration for correcting anemia and neurologic symptoms in patients with B12 deficiency (Langan RC, Goodbred AJ, American Family Physician, 2017)

Your body may struggle to absorb B12 properly if you have a condition like pernicious anaemia, atrophic gastritis, or Crohns disease