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Note: Market size and forecast figures in this report are generated using Mordor Intelligences proprietary estimation framework, updated with the latest available data and insights as of 2026

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Acknowledgements Editorial Staff Elizabeth Jean Betsch, ELS Amy Zierler, BA Medical Information Services Corinne Holubowich, BEd, MLIS Kellee Kaulback, BA(H), MISt Clinical Expert Advisory Panel: Appropriate Utilization of Vitamin B12 Testing for Neurocognitive-Based Indications