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Description
For most people taking B12 at standard supplemental doses as part of a well-formulated multivitamin, this isn't a concern

[DOI] [PubMed] [Google Scholar] 72.van Kesteren PJ, Asscheman H, Megens JA, Gooren LJ

If your vial has been exposed to temperatures above 30C (86F) for more than a few hours, discard it as a safety precaution

Les personnes atteintes ne peuvent absorber la B12 par voie orale classique