can b12 injections cause side effects Oral Vitamin vs B12 Injection Side Effects do b12 injections have side

Description

In practice that means three things

You usually feel tired and weak

D51.8 Other Vitamin B12 Deficiency Anemias Use for B12 deficiency from causes not classified elsewhere, such as post-gastrectomy, ileal resection, Crohn disease-related malabsorption, bacterial overgrowth, or long-term medication effects (metformin, proton pump inhibitors, H2 blockers)

It's usually mild and passes quickly

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