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Numbness and tingling in hands, legs, and feet: These are signs of the crucial role Vitamin B12 plays in the proper functioning of the nervous system
Improved glucose uptake means better blood sugar regulation and less excess glucose available to be converted into fat
This pattern aligns with B12 pharmacokinetics: serum levels peak 8-12 hours post-injection, tissue saturation occurs over 48-72 hours (Andrs et al., Journal of Blood Medicine , 2018)
However, like any medical treatment, they may have potential side effects or risks
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