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The Office of Dietary Supplements states that none has been established because B12 is regarded as safe even at high doses, with the kidneys clearing the surplus into the urine
It would remain the responsibility of Primary Care to diagnose and treat B12 deficient patients but they would have to choose to
Vitamin B12 is a vital component in ensuring we function properly in our day to day lives
Doctronic provides accessible, expert guidance tailored to your needs
Wellness 27 May 2026 8 min read B12 injections: who actually needs them and how often
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