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Its important to keep an eye on B12 levels and give the right amount to avoid problems
[4] Some individuals might experience mild diarrhea or gastrointestinal upset after parenteral B-vitamin administration
Results are highly individual and can depend on factors such as dosage, diet, exercise frequency, age, and overall health status
In this guide, we'll walk you through how your body absorbs B12, what the real absorption numbers reveal, who tends to do better with shots versus pills, and the questions worth asking before you choose
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