Feeling unusually tired, foggy, or irritable despite a “normal” Vitamin B12 report can be frustrating, and doctors say it is far more common than most people realise. In a video shared on Instagram by ...

A UCSF study finds lower but still ‘normal’ B12 levels linked to slower cognitive processing and brain damage in older adults. Older adults with vitamin B12 levels currently considered normal may ...

Study challenges accepted vitamin B12 levels, revealing hidden neurological risks even within 'normal' range. Study: Vitamin B12 Levels Association with Functional and Structural Biomarkers of Central ...

“Normal” levels of vitamin B12 may not be enough to ward off dementia, new research finds. Researchers at the University of California San Francisco studied 231 healthy older adults (averaging 71 ...

LONDON, May 22, 2025 /PRNewswire/ -- Recent research has highlighted the significant role of vitamin B12 in maintaining neurological health. A collaborative study by the UK's Quadram Institute and the ...

Meeting the minimum requirement for vitamin B12, needed to make DNA, red blood cells and nerve tissue, may not actually be enough—particularly if you are older. It may even put you at risk for ...

Research is showing a relationship between long-term metformin use and vitamin B12 deficiency. Here’s why and how to get B12 ...