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Cyanocobalamin is a cheaper synthetic form widely used in over-the-counter supplements and by many non-medical beauty clinics
Five children with neither supplementation nor a known chronic illness were later diagnosed with a malignancy, including chronic myeloid leukemia
This process may support faster structural repair, but human trials are lacking
It documents the measured purity (HPLC), confirmed identity (mass spectrometry), and screening results such as bacterial endotoxin
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