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DHA in very preterm infants: the lung outcome was unfavorable

The trial did not confirm the proposed protection against bronchopulmonary dysplasia.

Read the evidence ↓

Supplement Science Insights Editorial Team

Published September 23, 2026

The study and its comparison

The randomized research included 1,273 participants. Its population was infants born before twenty-nine weeks of gestation. The comparison used enteral dha emulsion 60 mg/kg daily versus dha-free soy emulsion, with observation over until thirty-six weeks postmenstrual age or assessment. [1]

Among survivors assessed, physiological bronchopulmonary dysplasia was reported in 49.1% with DHA and 43.9% with control, using the study analysis. The adjusted relative risk was 1.13. Death alone did not differ significantly. [1]

What the finding establishes

Physiological and clinical definitions produced different statistical results, so the endpoint definition matters. The findings concern a specific neonatal regimen and cannot be applied to ordinary adult dietary intake. Australian NHMRC and others funded the trial; complete conflicts were not established from the abstract. [1]

A hypothetical distinction

Imagine a nutrient is biologically important but a particular added dose worsens a trial endpoint. Essentiality does not guarantee benefit from extra supplementation.

Interpretation checklist — DHA in very preterm infants
DetailInterpretation
Measured outcomeKeep the endpoint specific
Study preparationNot every retail product
Remaining uncertaintyNot resolved by a mechanism
DHA in very preterm infants: the lung outcome was unfavorable — original article outline diagram
Original editorial diagram of this article’s sections; no product photograph or clinical finding is depicted.

Sources for this article

  1. Docosahexaenoic Acid and Bronchopulmonary Dysplasia in Preterm Infants.
    Source consulted: 2026-09-19. This is a reference resource, not a claim that we conducted the studies or tested a product.