can b12 injection cause headache Headaches After Vitamin Shots: Causes & Solutions How Long Do The Side
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The powder is stored at -20 degrees C, protected from light and moisture

Give the patient a drink with a radioactively labeled B12

This is more likely if you have difficulty absorbing vitamin B12 through the digestion system and, therefore, need an injection directly into your muscles and blood

Costantini A, Pala MI, Grossi E, et al