09 Jun 2016 Blackmores Institute Omega 3 rich seafood protects against cognitive decline 09 Jun 2016 Share Share on LinkedIn Share on Facebook Share on Twitter Share on Google+ Share on Pinterest News Eating a meal of seafood or other foods containing omega 3 fatty acids at least once a week may protect against age-related memory loss and thinking problems in older people, according to new research. The age-related memory loss and thinking problems of participants in the study who reported eating seafood less than once a week declined more rapidly compared to those who ate at least one seafood meal per week. × To continue reading this article, please Log In or Sign Up for access.