b12 injections needles B12 Injections - Choice Health
Description
B12 injections are indicated for patients with documented deficiency, including those with pernicious anaemia, malabsorption disorders, following gastric surgery, or with neurological symptoms suggesting B12 deficiency

That is a deficiency being corrected, not a boost above normal

Even just walking every day can help you get quicker results

Which means the vitamin will get absorbed by the muscle and blood vessels directly
