sandoz vitamin b12 cyanocobalamin injection 1000mcg ml 10ml for 1000 mcg Multiple-Dose Vials 1mL x 25/Tray (Rx) Veterinarians may prescribe vitamin B12 injections to animals with a deficiency Cyanocobalamin: Package Insert / Prescribing
Description
While freezing doesnt chemically destroy benzyl alcohol, the freeze-thaw cycle can cause the preservative to separate from the water

Additional Benefits of B12 for Mood People who experience seasonal mood changes or those under prolonged stress often find relief from mood swings when supplementing with B12
Archives of Internal Medicine

You usually get it from food, especially animal products, or from supplements
