Omega-3 Blood Levels Linked to Better School Experiences in Ugandan Teens
This study followed 373 adolescents in Uganda for 18 months, some of whom had been exposed to or were living with HIV from birth. Researchers measured various fatty acids in blood samples, including omega-3s, the omega-6 to omega-3 ratio, and markers of essential fatty acid deficiency, then tracked school-related outcomes like teacher-reported struggles, school avoidance, grade repetition, and missed school due to illness.
Teens with moderate (versus low) blood levels of total omega-3 fatty acids were reported by teachers as having fewer challenges in school. A higher omega-6 to omega-3 ratio was linked to the opposite pattern — more teacher-reported difficulties. Some other fatty acid markers showed less consistent or unexpected relationships with school outcomes, and patterns sometimes differed depending on whether the teen had perinatal HIV exposure or infection.
Overall, omega-3 levels and the omega-6 to omega-3 ratio showed more consistent links to scholastic outcomes than other fatty acid deficiency markers, suggesting omega-3 status may be a meaningful factor to consider for adolescents affected by perinatal HIV.
What this means for you
This observational study can’t prove that omega-3 intake directly improves school performance, but it adds to a growing body of research suggesting adequate omega-3 status may relate to better cognitive and behavioral functioning during adolescence, particularly in vulnerable populations. It highlights an area for future nutrition research rather than a proven intervention.
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The Journal of nutrition · 2026-08-18 · DOI: 10.1016/j.tjnut.2026.101792
Read the original source ↗This summary is for educational purposes only and is not medical advice. Always talk to your healthcare provider before making changes to your supplement routine.