Third major study finds evidence that daily multivitamin supplements improve memory and slow cognitive aging in older adults

By 2060, according to the Alzheimer’s Association, nearly one in four Americans will be in an age bracket at elevated risk of cognitive decline and Alzheimer’s disease unless interventions can help preserve cognitive function before deficits begin. The COcoa Supplement and Multivitamin Outcomes Study (COSMOS) is a large-scale, nationwide, randomized trial rigorously testing cocoa extract and multivitamin supplements directed by researchers at Mass General Brigham. Two previously published studies of cognition in COSMOS suggested a positive effect for a daily multivitamin. COSMOS researchers now report the results of a third study of cognition in COSMOS, which focused on participants who underwent in-person assessments, together with the results of a combined analysis from the three separate studies. The results from this latest report confirm consistent and statistically significant…

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