Here's the catch

By Paula Goodyer
Updated February 22 2013 - 9:13am, first published January 26 2013 - 3:00am
Brain food ... oily fish contain omega-3 fats that can help regulate our moods.
Brain food ... oily fish contain omega-3 fats that can help regulate our moods.

Fish oil's reputation for protecting our hearts and minds has taken some hits lately. Despite earlier promises of a benefit for ageing brains, one study reported last year that omega-3 supplements didn't appear to improve cognitive function in older people, while another review looking at prevention of heart disease and stroke concluded fish oil was not much help there, either.