Vitamin B12 deficiency is common in populations with limited animal source foods and has been linked to delayed infant neurodevelopment and adverse pregnancy outcomes, the study said.

Millions of Americans battle chronic anxiety — but new research claiming a missing brain nutrient may be partly to blame is already drawing skepticism from experts who say the findings are far from ...

Children whose mothers had higher vitamin D levels during pregnancy scored better on tests of memory, attention and problem-solving skills at ages 7 to 12 compared with those whose mothers had lower ...

Higher vitamin B12 intake during pregnancy may improve early mental development in babies, according to a study in BMJ ...

Vitamin D deficiency disrupts structural brain connectivity and harms learning and memory by destabilizing perineuronal nets (PNNs) that provide scaffolding for neurons, new research suggests. PNNs ...

Individuals with restrictive eating behaviors, developmental disorders, or malabsorption are particularly at risk.

Plus, the best ways to supplement your body if you find out you're deficient.