11 Nov 2014 Blackmores Institute Omega 3 supplements effective for depression in pregnancy 11 Nov 2014 Share Share on LinkedIn Share on Facebook Share on Twitter Share on Google+ Share on Pinterest News Omega 3 supplements are a safe and effective treatment for women with mild depression during pregnancy according to recent research. The double-blind clinical trial included 80 primiparous women who were randomly divided into 2 groups of omega-3 and placebo. × To continue reading this article, please Log In or Sign Up for access.