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Better Absorption Compared to Oral Supplements For individuals with absorption issues due to conditions like pernicious anemia or gastrointestinal disorders, injections are a more reliable way to ensure adequate B12 levels
In other words, these injections do not have the risk of being toxic because the ingredients do not linger in the body
10.1371/journal.pdig.0000662 18
Conversely, isoniazid and pyrazinamide (tuberculosis drugs) are structural analogs of niacin that can interfere with niacin metabolism, potentially precipitating pellagra in rare cases
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TB-500 does not bind copper or stimulate copper-dependent enzymes
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