do b12 injections need to be refrigerated what happens if you inject expired B12 Refrigerated: 6 Cool do you put bac water

Vitamin B12 Injection Dosage The dosage of vitamin B12 injections can vary, but common doses range from 1000 to 2000 micrograms per injection

this occurs because there is not enough vitamin B12 in the diet, or poor absorption Pernicious anemiaa type of megaloblastic anemia caused by a lack of intrinsic factor, so that vitamin B12 is not absorbed Fatigue, weakness Nerve damage with numbness, tingling in the hands and legs Memory loss, confusion Dementia Depression Seizures Up to 15% of the general population has a B12 deficiency

If your B12 levels are normal, additional B12 may not improve mood or mental sharpness

The flu shot is injected into the deltoid muscle in your upper arm