A new study finds that people with bipolar disorder have lower levels of certain omega-3 fatty acids that cross the blood-brain barrier than people who do not.

Investigators from Pennsylvania State College of Medicine and the National Institutes of Health believe the finding could have future implications for dietary interventions for the disorder. Experts say that fatty acids are a major area of interest in bipolar disorder and depression because of their biological importance in the brain.

Prior studies have shown that fatty acid supplementation may be useful for unipolar depression, but the data has been more mixed for bipolar disorder.

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