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Rojas LB, Gomes MB
[1] [4] When B12 is deficient, myelin production is impaired, leading to demyelinationthe breakdown of this protective sheathwhich results in abnormal nerve signalling perceived as pain, tingling, or numbness
Do I need lab work before getting B-12 injections
The absorption rate varies, but improvements in symptoms can often be observed within a week or two of starting supplementation
use a 29, 31 gauge needle at 90 degrees for adequate subcutaneous tissue
B12 does not stack: once your blood level is in the normal range, extra B12 is simply passed out in your urine rather than converted into more energy
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