DHA Supplementation in Preterm Infants Boosts Critical Blood Levels, Study Finds

A new study published in Pediatric Research on June 5, 2026, examines how enteral DHA supplementation affects blood fatty acid levels in preterm infants. The findings reveal that this approach significantly boosts DHA concentrations, which are often critically low in babies born early. Researchers suggest the results could shape future strategies for neonatal nutrition and neurodevelopmental care. Preterm infants frequently lack sufficient DHA, an omega-3 fatty acid vital for brain and eye development. The study focused on whether enteral—oral or tube-fed—DHA could raise blood levels more effectively than standard care. Results confirmed that supplemented infants showed markedly higher DHA concentrations compared to controls.

The elevated levels remained stable throughout the monitoring period, indicating lasting benefits. This persistence suggests potential long-term support for neurodevelopment, a key concern in preterm care. Additionally, the supplementation adjusted the balance between omega-6 and omega-3 fatty acids, which may help reduce chronic inflammation and improve clinical outcomes. Unlike parenteral (intravenous) lipid delivery, the enteral method proved both practical and well-tolerated in fragile newborns. The study also uncovered broader effects on fatty acid metabolism, highlighting how DHA influences other lipid pathways. Detailed blood profiling even pointed to differences in how preterm infants process fats, reinforcing the idea of tailored nutrition plans. Beyond structural roles, DHA acts as a precursor for anti-inflammatory compounds, further supporting its importance. The findings extend into developmental neuroscience, as higher blood DHA could enhance brain substrate availability, potentially aiding cognitive function later in life.

The research demonstrates that enteral DHA supplementation effectively raises and sustains blood levels in preterm infants. This method offers a feasible alternative to intravenous delivery while providing insights into individual metabolic needs. The outcomes may lead to improved nutritional strategies and better neurodevelopmental support for vulnerable newborns.