vitamin+b12+injections Benefits of Vitamin B12 Injections for Skin Compounded Methylcobalamin (Vitamin B12) Injection,
Description
10.2119/molmed.2016.00198 75

Nevertheless, there have been rare reports of people experiencing severe allergic reactions to vitamin B12 supplements
Vitamin B12 injections deliver vitamin B12 directly into the body through an injection

While very high oral doses (1,000 to 2,000 mcg) can achieve some passive absorption without intrinsic factor roughly 1% of the dose is absorbed passively many clinicians prefer the reliability and rapid correction offered by injections in this population

At first, you may need injections every other day for a couple of weeks or until symptoms start improving
