Some people only need an injection every few months
Below is a detailed guide on selecting the right needle size for each method
For pernicious anaemia or malabsorption, intramuscular hydroxocobalamin is the NHS standard treatment, with an initial loading regimen followed by maintenance injections every 2-3 months
To lessen after effects from injection, gently massage the muscle at the injection site for 2-3 minutes and use the muscle for several minutes afterward
MIC B12 before and after results depend heavily on baseline B12 levels, methylation capacity, and metabolic state
Injectable B12 comes in 2 forms: Short-acting B12 (Multine B12, Prolaject B12, Prolavax)- these are shortacting products and we would expect supplementation to last 3-4 weeks