‘Healthy’ Vitamin B12 Levels Not Enough to Ward Off Neuro Decline February 18, 2025 A study found that B12 requirements may be too low for some people, putting them at risk for cognitive decline. External URL https://www.ucsf.edu/news/2025/02/429491/healthy-vitamin-b12-levels-not-enough-… Area of Focus Health and Science/Aging Health and Science/Alzheimer’s and Dementia Health and Science/Consumer Health Health and Science/Mental Health Health and Science/Neurology Health and Science/Nutrition