how often to do b12 injections Injections: Who Should Get Them and Long They Last? Vitamin B12 Dosages: Your GoodRx

Moderate to Severe Deficiency: For moderate to severe deficiencies, the dosage may increase to 1,000 mcg several times a week initially, followed by a maintenance dose

This is essentially done because the body can absorb vitamin B12 through shots without going through the digestive system

Individuals with malabsorption conditions, severe deficiency, or those who havent responded to oral supplements typically benefit most from injections

The answer is that it really depends, but in my experience, MOST patients are fine to use subcutaneous injection-sized needles

These groups are often at higher risk for B12 deficiency