We go into what science says about the effectiveness of a B12 shot
"For those who have a severe deficiency, injections can quickly raise the level." Vitamin B12 injections are often self-administered Shanna Levine, a primary care physician and instructor of medicine at the Mount Sinai Health System, believes injections are the best way to get B12 if you have a deficiency
. Doctors may not be prescribing oral vitamin B12 formulations because they may be unaware of this option or have concerns regarding its effectiveness Objectives: To assess the effects of oral vitamin B 12 versus intramuscular vitamin B 12 for vitamin B 12 deficiency. Selection criteria: Randomized controlled trials (RCTs) comparing the effect of oral versus IM vitamin B 12 for vitamin B 12 deficiency
[6] The structure of B 12 is based on a corrin ring, which is similar to the porphyrin ring found in heme
This scenario is common, because the standard B12 blood test doesnt tell us nearly as much as doctors think it does
Systemic lupus erythematosus (SLE) and rheumatoid arthritis have been noted in case reports