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A B12 shot is one way to address this deficiency quickly and efficiently, energizing your body
The Heffernan trial showed headache and edema as more common
Frequency of Injections How often you should get a B12 injection depends on whether youre correcting a deficiency or maintaining optimal levels
It means it didn't work well enough as a standalone pharmaceutical drug
Study 3: Heffernan 2000, oral administration Citation: Heffernan M., Jiang W.J., Thorburn A.W., Ng F.M
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