where is the b12 injection given vitamin Store How to inject B12 in your arm B12 Injections - East Valley
Description
After mastering the basics, only then would I consider adding more (listed below in the advanced section)

This product contains Benzyl Alcohol
After reconstitution, refrigerate at 28C

So simple and easy to use

Memory loss and a loss of neurons is related to below normal B12 levels

Most people start with 1000 mcg (1 mg) given in a muscle or under the skin