Medical Researches
Possibly Effective
Based on 24 Researches
DHA reduces anxiety riskPlasma Polyunsaturated Fatty Acid Levels and Mental Health in Middle-Aged and Elderly Adults.
Relevant but not conclusive
We explored the potential benefits of docosahexaenoic acid (DHA) in reducing anxiety among middle-aged and elderly adults. This was part of a larger study involving over 102,000 participants, where we assessed the impact of various polyunsaturated fatty acids (PUFAs) on mental health conditions, including anxiety and depression.
Our findings indicated that higher plasma levels of DHA, as well as omega-3 PUFAs in general, were linked to a lower risk of developing anxiety disorders. Specifically, we noted that participants in the highest quartile of PUFA levels, including DHA, showed a 14% reduction in the hazard of incident anxiety compared to those in the lowest quartile.
Further analysis of psychological symptoms revealed that those with elevated omega-3 PUFA levels, prominently DHA, experienced fewer adverse mental health issues. While we also considered white matter microstructures through neuroimaging with a subgroup of participants, the specific mechanisms behind DHA's positive effects on anxiety remain an area for future research.
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Omega-3s alleviate juvenile anxietyOmega-3 alleviates behavioral and molecular changes in a mouse model of stress-induced juvenile depression.
Moderate relevance; ingredient effects unclear
We investigated the effects of omega-3 fatty acids, particularly docosahexaenoic acid (DHA), on anxiety-like behaviors in juvenile mice subjected to a stress model. By exposing one-month-old C57/BL6 mice to alternating ultrasound frequencies designed to induce stress, we could observe the behavioral changes that occurred.
Mice were divided into two groups: one received a food supplement containing DHA and eicosapentaenoic acid (EPA), while the other group was given a placebo. After three weeks, we found that the stressed mice treated with the omega-3 supplement showed significant improvement. They displayed less anxiety-like behavior and did not show the typical signs of depression, such as decreased interest in sweet foods, which reflects anhedonia.
Interestingly, our analysis revealed that omega-3 supplementation seemed to counteract the negative effects induced by stress, likely due to its anti-inflammatory properties. In non-stressed mice, DHA also helped minimize anxiety symptoms, suggesting that these benefits could extend beyond just those experiencing stress. Overall, these findings suggest that omega-3 fatty acids like DHA may hold promise as a treatment approach for anxiety, particularly in vulnerable young individuals.
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DHA improves anxiety in obesityFish oil supplementation alleviates metabolic and anxiodepressive effects of diet-induced obesity and associated changes in brain lipid composition in mice.
Moderate relevance with fish oil
We examined the effects of docosahexaenoic acid (DHA), found in fish oil, on anxiety and mood in mice fed a high-fat diet. In our study, male C57Bl/6J mice were divided into groups, with some receiving a standard diet and others consuming a saturated high-fat diet (HFD) for 20 weeks. Over the last five weeks, half of the mice received daily doses of fish oil, while the others received a control corn oil.
What we discovered was quite revealing. The supplementation of fish oil rich in DHA—and another fatty acid, eicosapentaenoic acid (EPA)—not only reduced food intake and corrected glucose intolerance but also significantly improved anxiety and depressive-like behaviors in the mice. This was assessed through various behavioral tests that highlight changes in activity and mood.
Beyond the behavioral improvements, we observed that these dietary changes influenced brain chemistry as well. Fish oil supplementation promoted healthier brain lipid profiles and reduced markers of inflammation and microglial activation, which are known to be linked with a state of anxiety and depression.
These compelling findings suggest that incorporating DHA, alongside EPA, into our diets could potentially provide a natural way to alleviate mood and metabolic disorders triggered by obesity.
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EPA supplementation reduces anxietyFish oil supplementation alleviates metabolic and anxiodepressive effects of diet-induced obesity and associated changes in brain lipid composition in mice.
Moderate relevance due to compound inclusion
We explored how eicosapentaenoic acid (EPA), found in fish oil, impacts anxiety and mood disorders related to obesity. In our study, male mice were fed a high-fat diet for 20 weeks, which led to weight gain and anxiety-like behaviors.
To see if EPA could help, we administered fish oil enriched with equal amounts of EPA and DHA for the last five weeks of the study. The results were quite promising. Mice that received the fish oil not only showed reduced anxiety behaviors but also demonstrated improved metabolic health.
Specifically, these mice had better glucose tolerance and reduced food intake, indicating that fish oil could potentially correct some of the metabolic issues that come with obesity. Overall, the addition of EPA-rich fish oil appears to lessen both anxiety and metabolic disturbances caused by a saturated high-fat diet, suggesting its potential benefits for mood and health in similar conditions.
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We explored how a diet rich in specific nutrients, including eicosapentaenoic acid (an omega-3 fatty acid), can impact cognitive function and anxiety levels in adolescents. Using a mild stress model, we focused on the effects of social instability stress on young rats, which led to noticeable cognitive and behavioral changes.
Our findings revealed that when these stressed rats were given a prolonged diet enriched with eicosapentaenoic acid, docosahexaenoic acid, and vitamin A, their performance in memory tests improved significantly. In fact, their anxiety levels and cognitive function returned to levels comparable to those of non-stressed rats.
We also observed that the enriched diet helped normalize brain chemistry and the balance of gut microbiota, both of which were disrupted by stress. Importantly, these positive changes persisted into adulthood, indicating that proper nutrition during stressful periods could have long-lasting benefits.
By highlighting the protective effects of eicosapentaenoic acid within a nutritious diet, we suggest exciting possibilities for using diet to help manage stress and anxiety during key developmental years.
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User Reviews
Moderately Good
Based on 9 Reviews
Remarkable effects! After rapid weight loss, I faced anxiety and panic attacks. Within a week of taking DHA, I felt normal again without any adverse symptoms. NOW's quality is outstanding and crucial for my health.
I first bought these capsules for my son while starting the Nemechek protocol. Previous capsules had unpleasant fishy smells, but these do not. After a few months of taking them, my anxiety and depressive mood significantly decreased.
I take this supplement for my anxiety disorder. DHA alleviates anxiety, while EPA aids depression, effectively supporting my adrenals.
I was sceptical about Omega until taking it for three months. I now have increased strength and vitality, improved clarity, and my anxiety has vanished.
Excellent fish oil! It improved my skin's condition and alleviated my anxiety and apathy. I highly recommend it!