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tract if you take oral supplements
Potential Side Effects Though generally safe, B12 injections can have potential side effects
Vitamin B12 is crucial in red blood cell formation, nerve function, and DNA synthesis
In this article, you'll find out if it's truly safe to take more vitamin B12 than you need and the benefits and risks of supplementing vitamin B12 levels
References View all references + Sikiri, P., et al
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