sore arm after b12 injection Vitamin Sites: All You Need to Know How to Give a Vitamin
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Reference ranges for children and adults of black family background are higher than these

Oral administration allows for easy daily use without the discomfort, complexity or potential side effects associated with injections

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Stick to the dose your doctor recommends to stay safe

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[121] Age is also a contributing factor: elderly individuals are often achlorhydric due to reduced parietal cell function in the stomach, increasing their risk of vitamin B 12 deficiency
