Meanwhile, depending on your personal needs, you would likely only need an injection once or twice a week for the first two weeks and then once a month after that
There is no fixed schedule that suits everyone
Injections, on the other hand, provide high bioavailability and typically result in faster improvement of symptoms Injections may be a better choice if: Youve been diagnosed with a B12 deficiency You follow a vegetarian or vegan diet You take medications that impair absorption You want faster, more noticeable results Ideal B12 Injection Dosage & Frequency Theres no one-size-fits-all dosage for B12 injections
It does not provide medical advice, dosing instructions, administration guidance, or preparation procedures.
The EFSA bases their recommendations on intake , as distinct from the amount absorbed used by the IOM
Vitamin B12 also comes in injectable form