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By controlling the ingredients, you can ensure it contains no preservatives or additives such as carboxymethyl cellulose (cellulose gum) and mannitol as many pre-packaged B12 injection kits did
J Chem Theory Comput 18(4):23672374
We offer injections in multiple forms because not everyone metabolizes B12 the same way, and the form actually matters more than most patients realize
Some patients with tinnitus (ringing in the ears) have also reported a reduction in symptoms after boosting their B12 levels
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