Study: Fish Oil During Pregnancy May Lower Asthma Risk in Children

Pregnant women who took a fish oil supplement during pregnancy were less likely to have children with asthma.

Written byBen Andrew Henry
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PUBLIC DOMAIN PICTURES, GEORGE HODAN

Fish oil supplements taken in the last trimester of pregnancy appeared to reduce the risk of children developing asthma, according to a trial published December 29 in The New England Journal of Medicine.

Roughly 350 pregnant women took a daily supplement of two omega-3 fatty acids found in fish oil, DHA and EPA. Five years later, researchers found that their children were one third less likely than a control group to develop asthma or a persistent wheeze. The reduction in asthma risk was most pronounced among mothers with lower levels of DHA and EPA, suggesting the supplement may have corrected an initial imbalance in their fatty acids.

In an accompanying editorial, National Institutes of Health researcher Christopher E. Ramsden, who was not involved in the ...

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