vitamin b12 injection training Course Vitamin B12 Injection Training Manual:

While there is ample evidence that B12, as an essential vitamin, has numerous health benefits, there is no evidence that B12 shots have greater benefit than a B12 supplement in pill form

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( 8 ) Injection vs

When you rely on an oral B12 supplement as your main pernicious anemia medication, you are basically hoping that some of that B12 will make its way into your bloodstream even though your intrinsic factor isnt there to help

Special Conditions Require Attention- Those with specific conditions such as eye problems, Lebers disease, kidney or liver disease, iron or folic acid deficiency, infections, or undergoing bone marrow-affecting treatments should seek professional advice

I am in Germany and noticed my first B12 prescription included this, so I assume it is safe