Trial finds maternal egg and peanut intake doesn't prevent infant allergies
A randomized clinical trial among high-risk families found no benefit to increased maternal consumption during pregnancy and lactation.
What to know
- A randomized trial found no allergy risk reduction when pregnant and lactating women consumed high quantities of eggs and peanuts versus standard amounts, contradicting a hypothesis that maternal dietary exposure during pregnancy could prevent infant allergies.
- Allergy prevention should focus instead on timely introduction of allergenic foods in the infant diet itself, aligning with current clinical guidance updated in 2016.
- The finding is reassuring for families with allergy histories: pregnant women need not restrict or increase eggs and peanuts beyond their normal dietary preferences for allergy prevention purposes.
“The trial supports counseling that is permissive rather than prescriptive: maintain a nutritionally adequate, varied diet according to preference and tolerance, and focus prevention advice on timely introduction and ongoing inclusion of allergenic foods in the infant diet when developmentally appropriate.”
Maria C. Jenmalm, Editorial commentator · New England Journal of Medicine / MedPage Today ↗
Debra J. Palmer Lead researcher, University of Western AustraliaMaria C. Jenmalm Editorial commentator, Linköping University
How it unfolded 3 developments, newest first · click a bar or a number to jump articlesposts
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Trial findings receive broad news coverage
The study results spread across news outlets including MedPage Today and News-Medical, disseminating the findings to healthcare and general audiences.
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first by Google News · Top, 6d ago · also Medical Dialogues
1 more headline
- Large Trial Tests Whether Maternal Egg and Peanut Intake Prevents Infant Allergies Medical Dialogues · 5d ago
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I think I read somewhere they’re currently trialing this theory with a study in Australia called Nuts for Babies where breastfeeding moms ate peanuts to try and build an immune system response in their babies. I don’t think the results are published yet?
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Editorial commentary advises permissive rather than prescriptive maternal diet guidance
Maria C. Jenmalm of Linköping University, in an accompanying editorial, emphasized that the trial's clinical message is reassuring: pregnant and lactating women need not avoid or consume high quantities of eggs and peanuts for allergy prevention, particularly important for families with strong allergic histories who may have anxiety about infant allergy risk.
“Pregnant and lactating women who tolerate egg and peanut need not avoid these foods for allergy prevention. Equally, they should not feel obliged to consume high quantities of egg or peanut to protect their child.”
— Maria C. Jenmalm, Linköping University -
first by NEJM, 7d ago
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Trial results published in New England Journal of Medicine
Researchers led by Debra J. Palmer of the University of Western Australia reported findings from a randomized trial in which pregnant women randomized to eat at least six eggs and 60 peanuts per week from before 23 weeks' gestation through 4 months postnatally showed no reduction in infant egg or peanut allergy risk compared to a control group eating standard amounts (7.8% vs 8.4%, P=0.65).
“There were also no indications that higher maternal egg and peanut ingestion reduced (or increased) the risk of infant egg or peanut sensitization, IgE-mediated egg allergy, IgE-mediated peanut allergy, or medical diagnosis of eczema.”
— Debra J. Palmer et al., University of Western Australia -
first by MedPage Today, 7d ago
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Also covered reported alongside — the timeline has no entry for these yet
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2 outlets Eating more eggs and peanuts while pregnant does not prevent infant allergies, clinical trial finds
first by Medical Xpress, 6d ago · also News18
1 more headline
and 1 smaller piece