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Hesdorffer CS, Longo DL
The Institute of Medicine has not established a tolerable upper intake level of B12 because studies show no adverse health effects when taking excess levels of B12, either through food or supplements
These injections are safer and less likely to cause tissue damage, making them a reliable choice for extended treatment plans
Still have questions about dosing, mixing, or syringe measurements
Theoretical mechanism risk The same pathway that supports tissue repair (angiogenesis) also supports tumor growth
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