im injections arm b12 Best Vitamin Injection Sites Intramuscular B12 Injection Deltoid
Description
If it hasnt and youre exhibiting symptoms like fatigue, numbness, or anemia, ask if a B test is needed

The same thing is happening to me

J Nutr 129: 919-922

It is safe to have boosters long term or even for life

Once Opened Store it in in a cool place away from sunlight or in the refrigerator

Insert the needle into the B12 vial and pull back the plunger to draw your dose