Omega-3 supplements linked to faster cognitive decline — quality may explain why
cognition · Examine.com Study Summaries — June 8–15, 2026 · 2026
Secondary analysis of 819 adults (55–90) followed 5 years: self-reported omega-3 supplement use was associated with 8–15% faster cognitive decline. Oxidation of commercial fish oil is the most plausible mechanism.
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Examine.com
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Secondary analysis of 819 adults (55–90) followed 5 years: self-reported omega-3 supplement use was associated with 8–15% faster cognitive decline. Oxidation of commercial fish oil is the most plausible mechanism.
- omega-3
- fish oil
- cognitive decline
- Alzheimer's
- oxidation