best part of body to receive b12 injections Vitamin for Energy, Wellness, glow How to self-inject intramuscular vitamin

In practice, however, almost everyone depends on a supply through the diet

A Cochrane review comparing oral and intramuscular B12 found comparable effects on blood levels, and the same principle of good absorption applies to the subcutaneous route

- You have no notable absorption issues and can ingest food effectively

At a glance Direct interaction / none documented between vitamin B12 and mixed amphetamine salts Safety rating / generally recognized as safe to combine at standard doses Dose separation / not required, though taking B12 with food may improve absorption Common B12 dose / 500 to 1,000 mcg oral daily for supplementation Adderall XR mechanism / CNS stimulant releasing norepinephrine and dopamine B12 mechanism / cofactor in myelin synthesis, DNA production, and homocysteine metabolism Monitoring / serum B12 and methylmalonic acid (MMA) if deficiency is suspected Prevalence of low B12 / approximately 6% of U.S