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New Study Questions Effectiveness of Omega-3 Supplements for Brain Health

KVIA••CNN Newsource
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A recent clinical trial has found that omega-3 supplements, commonly taken to prevent Alzheimer's and dementia, do not enhance memory or cognitive function. Led by Dr. Hussein Yassine from USC, the study involved 365 participants aged 55 to 80 with low omega-3 levels and dementia risk factors. Despite increased omega-3 levels in the brain from supplementation, no cognitive improvements were observed. Experts suggest that a healthy lifestyle, including a balanced diet rich in omega-3s from food sources like fish and nuts, is more beneficial for brain health than relying solely on supplements. This research challenges long-held beliefs about the efficacy of omega-3 supplements in cognitive health.

Key Details: • Study published in The Lancet journal ebioMedicine. • Participants took high-dose omega-3 supplements for 24 months. • No cognitive improvements were noted despite increased omega-3 levels. • Emphasis on obtaining omega-3s from whole foods rather than supplements.

health research nutrition dementia omega-3

People & Organizations

Dr. Richard IsaacsonUniversity of Southern CaliforniaDr. Hussein YassineInstitute for Neurodegenerative Diseases of Florida

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