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proper syringe for b12 injection A Guide to the Best Needles Injections How to Give a B12
Description
By contrast, vitamin B12 has prescription dosing schedules for deficiency
Folic acid is contraindicated for use in patients with folic acid hypersensitivity
Sturley, S

So it's extremely important to be protected from it

Neuro symptoms show long before the blood levels show that Vitamin B levels are low
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For reference, this is substantially higher than the equivalent human doses typically used
