Are omega-3 supplements actually good for your brain?
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The vast majority of clinical trials have found that taking omega-3 supplements offers virtually no benefit for cognition or dementia symptoms.
ILLUSTRATION: MARIA HERGUETA/NYTIMES
Dana G. Smith
NEW YORK – In theory, taking an omega-3, or fish oil, supplement makes a lot of sense.
Omega-3 fatty acids are vital for brain health. They are used to build brain cells, keeping the cell walls flexible and enabling the neurons to sprout new connections and communicate with other cells.

