Precautions & Safety Information Let your provider know if youre taking any medications, supplements, or OTC drugs
Mistake 1: Shaking the vial This is the most common mistake and the most destructive
Up to 20% of people over 60 may become deficient according to UCLA Health (2022), and the National Institutes of Health estimates that 10 to 30% of older adults cannot absorb naturally occurring vitamin B12 from food
The most common side effect of B12 injections is irritation at the injection site, and injections are typically administered intramuscularly or subcutaneously. Less common side effects may include headache, nausea, diarrhea, itching, or a brief feeling of lightheadedness after the injection
Explore the full range of Vitamin B12 injections at the Mountainside Medical Collection
Journal of applied physiology , 110 3, 774-80