Niacin Intake May Protect Against Alzheimer's Disease

"High intake of niacin, particularly from food sources, may reduce the risk of Alzheimer's disease and age-related cognitive decline, according to a report in the August issue of the Journal of Neurology, Neurosurgery, and Psychiatry. Severe niacin deficiency is known to cause dementia. However, the researchers note that it is unclear if more subtle variations in niacin intake influence the risk of neurodegenerative decline."