Omega-3 supplements are often promoted as a simple way to improve memory and protect brain health, but new research suggests the benefits may be overstated. Large clinical trials and systematic reviews have found little evidence that omega-3 supplements improve cognitive performance, slow memory decline, or prevent dementia in most people. While omega-3 fatty acids remain essential nutrients that support normal brain function, experts say taking supplements is not a shortcut to better cognition. Instead, long-term brain health appears to depend more on a combination of healthy habits, including a balanced diet, regular exercise, quality sleep, and managing cardiovascular risk factors. When it comes to memory, there may be no magic pill after all.
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