dose of b12 injection Cyanocobalamin (B12) 1000 mcg/mL, Multiple Vial 30 mL Vitamin B12 Dosages: Your GoodRx

This isnt just a simple vitamin deficiency

A B12 Pill or Tablet You can pick up B12 supplements just as you would with any other over-the-counter vitamin from health food stores, pharmacies, and grocery stores

Medications can also influence B12 metabolism

Other side effects include a decrease in sperm and trauma or bruising at the injection site

And even when an older adult has many other causes for fatigue or problems with mobility, its good to fix whatever aggravating factors such as a vitamin deficiency can be fixed

Berney M, Berney-Meyer L, Wong KW, Chen B, Chen M, Kim J, Wang J, Harris D, Parkhill J, Chan J, Wang F