{"id":465402,"date":"2026-02-08T00:47:10","date_gmt":"2026-02-08T00:47:10","guid":{"rendered":"https:\/\/www.newsbeep.com\/au\/465402\/"},"modified":"2026-02-08T00:47:10","modified_gmt":"2026-02-08T00:47:10","slug":"one-dietary-supplement-was-found-to-reduce-aggression-by-up-to-28-sciencealert","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/au\/465402\/","title":{"rendered":"One Dietary Supplement Was Found to Reduce Aggression by Up to 28% : ScienceAlert"},"content":{"rendered":"<p>Keep calm and try <a href=\"https:\/\/en.wikipedia.org\/wiki\/Omega-3_fatty_acid\" rel=\"nofollow noopener\" target=\"_blank\">omega-3<\/a>. The fatty acids, available as dietary supplements via fish oil capsules and thought to help with mental and physical well-being, could also cut down on aggression, according to a 2024 study.<\/p>\n<p>These findings haven&#8217;t come out of nowhere: omega-3 has previously been linked to <a href=\"https:\/\/www.sciencealert.com\/fish-oil-helps-at-risk-teenagers-avoid-schizophrenia-even-8-years-later\" rel=\"nofollow noopener\" target=\"_blank\">preventing schizophrenia<\/a>, while aggression and antisocial behavior are thought in part to stem from a <a href=\"https:\/\/jamanetwork.com\/journals\/jama\/fullarticle\/190990\" rel=\"nofollow noopener\" target=\"_blank\">lack of nutrition<\/a>. What we eat can influence our brain&#8217;s chemistry.<\/p>\n<p>Researchers from the University of Pennsylvania built on earlier, smaller studies of omega-3 supplementation effects on aggression. Their  <a href=\"https:\/\/www.sciencealert.com\/meta-analysis\" class=\"lar_link lar_link_outgoing\" data-linkid=\"73088\" data-postid=\"190899\" rel=\"nofollow noopener\" target=\"_self\">meta-analysis<\/a> included 29 randomized controlled trials involving 3,918 participants in total.<\/p>\n<p>Across all the trials, a modest but noticeable short-term effect was found, translating to up to a 28 percent <a href=\"https:\/\/www.sciencealert.com\/venting-doesnt-reduce-anger-but-something-else-does-study-finds\" rel=\"nofollow noopener\" target=\"_blank\">reduction in aggression<\/a> across multiple different variables (including age, gender, medical diagnosis, and length and dosage of treatment).<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.newsbeep.com\/au\/wp-content\/uploads\/2025\/07\/FowDiagramDetailingProcessOfReview.jpg\" alt=\"Flow diagram detailing steps of review process.\" width=\"673\" height=\"519\" class=\"wp-image-149438 size-full\"   loading=\"lazy\"\/>Flow diagram of literature search leading to 28 suitable papers. (Raine &amp; Brodrick, Aggression and Violent Behavior, 2024)<\/p>\n<p>&#8220;I think the time has come to implement omega-3 supplementation to reduce aggression, irrespective of whether the setting is the community, the clinic, or the criminal justice system,&#8221; <a href=\"https:\/\/penntoday.upenn.edu\/news\/time-has-come-implement-omega-3-supplementation-reduce-aggression\" rel=\"nofollow noopener\" target=\"_blank\">said<\/a> neurocriminologist Adrian Raine when the meta-analysis was published.<\/p>\n<p>The trials included in the study, conducted between 1996 and 2024, lasted an average of 16 weeks. They covered a variety of demographics, from <a href=\"https:\/\/acamh.onlinelibrary.wiley.com\/doi\/abs\/10.1111\/jcpp.12314\" rel=\"nofollow noopener\" target=\"_blank\">children aged 16 and under<\/a> to <a href=\"https:\/\/www.tandfonline.com\/doi\/abs\/10.1080\/10284150290007119\" rel=\"nofollow noopener\" target=\"_blank\">people aged between 50 and 60<\/a>.<\/p>\n<p>What&#8217;s more, the reductions in aggression included both reactive aggression (in response to provocation) and proactive aggression (behavior planned in advance). Before this study, it wasn&#8217;t clear if omega-3 could help with these different types of aggression.<\/p>\n<p><a href=\"https:\/\/www.sciencealert.com\/newsletter?utm_source=promo_octopus_yellow\" rel=\"nofollow noopener\" target=\"_blank\"><img decoding=\"async\" src=\"https:\/\/www.newsbeep.com\/au\/wp-content\/uploads\/2026\/02\/Octopus-yellow-final-642x272.jpg\" alt=\"Subscribe to ScienceAlert's free fact-checked newsletter\" width=\"642\" height=\"272\" class=\"alignnone wp-image-190927 size-medium\"   loading=\"lazy\"\/><\/a><\/p>\n<p>While larger studies across longer periods of time are going to be needed to further establish this relationship, it adds to our understanding of how fish oil pills and the omega-3 in them might be <a href=\"https:\/\/www.sciencealert.com\/some-kids-with-adhd-may-see-improvement-with-fish-oil-pills-but-results-are-mixed\" rel=\"nofollow noopener\" target=\"_blank\">beneficial for the brain<\/a>.<\/p>\n<p>&#8220;At the very least, parents seeking treatment for an aggressive child should know that in addition to any other treatment that their child receives, an extra portion or two of fish each week could also help,&#8221; Raine <a href=\"https:\/\/penntoday.upenn.edu\/news\/time-has-come-implement-omega-3-supplementation-reduce-aggression\" rel=\"nofollow noopener\" target=\"_blank\">said<\/a>.<\/p>\n<p>The researchers think that something in the way that omega-3 <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S0952327816302198\" rel=\"nofollow noopener\" target=\"_blank\">reduces inflammation<\/a> and keeps vital brain processes <a href=\"https:\/\/www.nature.com\/articles\/nrn3820\" rel=\"nofollow noopener\" target=\"_blank\">ticking over<\/a> might be helping regulate aggression.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.newsbeep.com\/au\/wp-content\/uploads\/2026\/02\/ExamplesOfFoodsThatHaveOmega3-e1770016481561.jpeg\" alt=\"One Dietary Supplement Found to Reduce Aggression by Up to 28%\" width=\"642\" height=\"983\" class=\"wp-image-149436 size-full\"   loading=\"lazy\"\/>Natural sources of omega-3 in foods. (Ekaterina Kapranova\/iStock\/Getty Images Plus)<\/p>\n<p>There are still a lot of unanswered questions, but the team suggests there&#8217;s enough evidence to look into this further.<\/p>\n<p>Add in <a href=\"https:\/\/www.mdpi.com\/2072-6643\/13\/7\/2154\" rel=\"nofollow noopener\" target=\"_blank\">the studies that show<\/a> that medications derived from fish oil can help reduce the risk of fatal heart attacks, strokes, and other heart health problems, and there seems to be plenty of upside to adding some omega-3 to your diet.<\/p>\n<p>Related: <a href=\"https:\/\/www.sciencealert.com\/theres-a-surprising-problem-behind-the-modern-mindfulness-trend\" rel=\"nofollow noopener\" target=\"_blank\">There&#8217;s a Surprising Problem Behind The Modern Mindfulness Trend<\/a><\/p>\n<p>&#8220;Omega-3 is not a magic bullet that is going to completely solve the problem of violence in society,&#8221; <a href=\"https:\/\/penntoday.upenn.edu\/news\/time-has-come-implement-omega-3-supplementation-reduce-aggression\" rel=\"nofollow noopener\" target=\"_blank\">said<\/a> Raine.<\/p>\n<p>&#8220;But can it help? Based on these findings, we firmly believe it can, and we should start to act on the new knowledge we have.&#8221;<\/p>\n<p>The research has been published in <a href=\"https:\/\/www.sciencedirect.com\/science\/article\/abs\/pii\/S1359178924000466\" rel=\"nofollow noopener\" target=\"_blank\">Aggression and Violent Behavior<\/a>.<\/p>\n<p>An earlier version of this article was published in June 2024.<\/p>\n","protected":false},"excerpt":{"rendered":"Keep calm and try omega-3. The fatty acids, available as dietary supplements via fish oil capsules and thought&hellip;\n","protected":false},"author":2,"featured_media":259748,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[36],"tags":[64,63,137,2967,532],"class_list":{"0":"post-465402","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-nutrition","8":"tag-au","9":"tag-australia","10":"tag-health","11":"tag-msft-content","12":"tag-nutrition"},"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/posts\/465402","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/comments?post=465402"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/posts\/465402\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/media\/259748"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/media?parent=465402"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/categories?post=465402"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/au\/wp-json\/wp\/v2\/tags?post=465402"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}