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Usually, B12 capsules or tablets contain doses of between 50 and 5,000mcg, whilst B12 injections usually contain 1,000mcg
Its deficiency can lead to fatigue and lethargy
We follow-up with all of our patients after their procedures
Because the body cannot produce B12 independently, deficiency develops when dietary intake is inadequate or absorption is impaired
Always double-check unit labels on the vial and confirm your concentration math before drawing
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