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Because it has a stimulating, focus-oriented effect, a small number of people notice increased anxiety
The limitations of this work are that we included RCTs, non-RCTs, and observational studies, which may lower the overall quality of evidence of the included studies
While B12 can be taken orally, injections or IVs are really the most effective, absorbable ways to get B12 into your system
Hoar, B
The convenience of these methods may be outweighed by their unreliability compared to injections
this is the form often labeled as the injectable research version, meaning the reconstituted material used in animal or in vitro protocols, not for human injection
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