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Study Questions Vitamin B12’s Role in Cognitive Health

2/27/2025

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Summary

Story summary

New research from the University of California San Francisco reveals that typical vitamin B12 levels might not safeguard against cognitive decline in older adults. The study links lower B12 levels to slower cognitive processing and more brain lesions, prompting experts to call for updated guidelines to better protect cognitive health and combat dementia.

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Story summary

New research from the University of California San Francisco reveals that typical vitamin B12 levels might not safeguard against cognitive decline in older adults. The study links lower B12 levels to slower cognitive processing and more brain lesions, prompting experts to call for updated guidelines to better protect cognitive health and combat dementia.