Niacin offers potent protection against age-related cognitive decline and associated diseases such as Alzheimer’s, suggests a large new study of the B vitamin.

The study, carried out by Martha Morris and colleagues at the Rush Institute for Healthy Aging in Chicago, Illinois, shows that niacin intake strongly correlates with cognitive health in people 65 and older.

“We observed a protective association of niacin against the development of AD and cognitive decline within normal levels of dietary intake, which could have substantial public health implications for disease prevention if confirmed by further research,” say the researchers.

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