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Additional risk factors include: Chronic kidney disease : Reduced renal clearance may impair B12 excretion Liver disease : Hepatic dysfunction can disrupt B12 metabolism and storage Myeloproliferative disorders : Certain blood cancers increase B12-binding proteins Concurrent medication use : Some drugs may interact with B12 metabolism, including metformin, proton pump inhibitors, and H2 antagonists Patients with these conditions should have B12 supplementation carefully monitored by their healthcare team
If the participant clicked the button for help for this question, they received the following prompt: If there have been significant changes, please consider the past 4 weeks when answering this question. 2.2.2
Third-party lab: The issuing laboratory should be an independent analytical chemistry lab, not the vendor's own in-house testing
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Currently i can say that there have been improvements
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