b12 injection insulin syringe 29 Gauge 1cc 1/2" Monoject Insulin Syringe with Needle,

[1] Because intrinsic-factor-dependent uptake in the distal ileum can be absent in conditions such as autoimmune gastritis, pancreatic insufficiency, or bariatric surgery, the intramuscular or subcutaneous route bypasses gastrointestinal barriers and reliably restores serum concentrations

More on this: Vegan and vegetarian sources of B12 To diagnose a vitamin B12 deficiency, doctors A doctor may order blood tests if they suspect a person has a vitamin B12 deficiency, including a complete blood count and tests to check levels of B12 and folate in the blood

It is also most useful in the maintenance of the nervous system, assisting memory and learning

The main objective of the injection is to give you an extra burst of vitamin to help kick start the bodys energy reserves and give you the extra boost you need

(PubMed) de Jager CA, Oulhaj A, Jacoby R, Refsum H, Smith AD

Adequate and well-controlled studies have not been done in pregnant women