ArticlePloS one2023
Omega-3 supplements in the prevention and treatment of youth depression and anxiety symptoms: A scoping review.
Article in PloS one, 2023. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
8 citing papers in PubMed, 10 citations in OpenAlex.
- Trial
- Dietary Omega-3 Fatty Acid Intake, Anxiety, and Depression Among University Students in the UK: An Exploratory Cross-Sectional Study.Nutrients · 2026Article
- Effect of Nutritional Factors on Mental Health Problems in Autism Spectrum Disorder: A Narrative Synthesis of Current Evidence.Brain and behavior · 2026Review
- Supporting Neurologic Health with Mushroom Nutrition.Nutrients · 2025Review
- Effects of childhood trauma on depression and cognitive function in first-diagnosed, drug-naïve depressed patients: an observational case-control study.BMC psychiatry · 2025Observational
- Impact of supplementation with omega-3 fatty acids after maternal dietary deficiency on adolescent anxiety and microglial morphology.Behavioral neuroscience · 2024Article
- Omega-3 Polyunsaturated Fatty Acids in Depression.International journal of molecular sciences · 2024Review
- Chemical Composition, Fatty Acid Profile, Phenolic Compounds, and Antioxidant Activity of Raw and Germinated Chia (Salvia hispanica L.) Seeds.Plant foods for human nutrition (Dordrecht, Netherlands) · 2023Article
Corrections and comments
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Authors and funding
6 authors at 1 institution in 1 country.
Funding
Abstract
introductionOmega-3 supplements may be efficacious in reducing symptoms of depression and anxiety in adults, particularly as an adjunct to antidepressant medication. However, research in young people is limited. Thus, this scoping review aimed to summarise existing evidence on the efficacy of omega-3 supplementation in treating depression and anxiety symptoms in young people aged 14-24. A secondary aim was to determine whether grey literature intended for the general public accurately reflects the evidence.
methodFour databases (Cochrane CENTRAL, EmBASE, PsycINFO, PubMed) were searched from inception to 4th August 2021. Eligible peer-reviewed studies were empirical studies which examined the efficacy of omega-3 supplements in preventing/treating anxiety and/or depression symptoms in young people aged 14-24. Risk of bias was assessed for randomised studies using the Cochrane Risk of Bias Tool. Selected grey literature databases were also searched, with eligible sources assessed for quality. A stakeholder group including young people with lived experience of anxiety/depression, parents/carers and mental health professionals informed the research questions and data interpretation. Findings were summarised using narrative synthesis.
results17 empirical studies (N = 1240 participants) meeting inclusion criteria were identified. Studies varied in treatment and participant characteristics. In general, the data did not support the view that omega-3 supplements were efficacious in improving symptoms of anxiety or depression in young people aged 14-24. In contrast, most grey literature sources recommended the use of omega-3 supplements in young people. DISCUSSION: Evidence for efficacy of omega-3 supplementation in reducing symptoms of depression and anxiety in young people was inconclusive. More research is needed to identify potential mechanisms and moderators of the effect of omega-3 supplements on depression and anxiety symptoms in young people.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the Socratic graph.