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But if your B12 is high without supplementation , it can be a marker for underlying conditions that require medical evaluation, including liver disease, kidney dysfunction, and certain cancers
Theres a lower risk of immune system-related complications
doi:10.1086/321262 Reynolds EH
Endurance athletes on plant-based diets are at elevated deficiency risk and should supplement
I have a doc appointment next Monday, and given the rarity of this condition, I don't expect my GP to know much about it right off the bat
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