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HealthQuiet 4d · day 9

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

Trial finds maternal egg and peanut intake doesn't prevent infant allergies
MedPage Today

How it unfolded 3 developments, newest first · click a bar or a number to jump articlesposts

Peak 3 pieces in two hours at Sep 17, 4 PM; 11 pieces over 9 days (9 articles · 1 post · 1 comment) Sep 15, 12 PM — 1 piece · 1 article — Google News 1Sep 15, 2 PM — quietSep 15, 4 PM — quietSep 15, 6 PM — quietSep 15, 8 PM — quietSep 15, 10 PM — quietSep 16, 12 AM — quietSep 16, 2 AM — quietSep 16, 4 AM — quietSep 16, 6 AM — quietSep 16, 8 AM — quietSep 16, 10 AM — quietSep 16, 12 PM — quietSep 16, 2 PM — quietSep 16, 4 PM — 2 pieces · 2 articles — Google News 1, Newswires 1Sep 16, 6 PM — quietSep 16, 8 PM — quietSep 16, 10 PM — quietSep 17, 12 AM — quietSep 17, 2 AM — quietSep 17, 4 AM — quietSep 17, 6 AM — quietSep 17, 8 AM — quietSep 17, 10 AM — quietSep 17, 12 PM — quietSep 17, 2 PM — quietSep 17, 4 PM — 3 pieces · 3 articles — Google News 3Sep 17, 6 PM — 1 piece · 1 article — Google News 1Sep 17, 8 PM — quietSep 17, 10 PM — quietSep 18, 12 AM — quietSep 18, 2 AM — quietSep 18, 4 AM — quietSep 18, 6 AM — 2 pieces · 2 articles — Google News 2Sep 18, 8 AM — quietSep 18, 10 AM — quietSep 18, 12 PM — quietSep 18, 2 PM — quietSep 18, 4 PM — quietSep 18, 6 PM — quietSep 18, 8 PM — quietSep 18, 10 PM — quietSep 19, 12 AM — quietSep 19, 2 AM — quietSep 19, 4 AM — quietSep 19, 6 AM — 1 piece · 1 post — Reddit 1Sep 19, 8 AM — quietSep 19, 10 AM — quietSep 19, 12 PM — quietSep 19, 2 PM — quietSep 19, 4 PM — 1 piece · 1 comment — Reddit 1Sep 19, 6 PM — quietSep 19, 8 PM — quietSep 19, 10 PM — quietSep 20, 12 AM — quietSep 20, 2 AM — quietSep 20, 4 AM — quietSep 20, 6 AM — quietSep 20, 8 AM — quietSep 20, 10 AM — quietSep 20, 12 PM — quietSep 20, 2 PM — quietSep 20, 4 PM — quietSep 20, 6 PM — quietSep 20, 8 PM — quietSep 20, 10 PM — quietSep 21, 12 AM — quietSep 21, 2 AM — quietSep 21, 4 AM — quietSep 21, 6 AM — quietSep 21, 8 AM — quietSep 21, 10 AM — quietSep 21, 12 PM — quietSep 21, 2 PM — quietSep 21, 4 PM — quietSep 21, 6 PM — quietSep 21, 8 PM — quietSep 21, 10 PM — quietSep 22, 12 AM — quietSep 22, 2 AM — quietSep 22, 4 AM — quietSep 22, 6 AM — quietSep 22, 8 AM — quietSep 22, 10 AM — quietSep 22, 12 PM — quietSep 22, 2 PM — quietSep 22, 4 PM — quietSep 22, 6 PM — quietSep 22, 8 PM — quietSep 22, 10 PM — quietYesterday, 12 AM — quietYesterday, 2 AM — quietYesterday, 4 AM — quietYesterday, 6 AM — quietYesterday, 8 AM — quietYesterday, 10 AM — quietYesterday, 12 PM — quietYesterday, 2 PM — quietYesterday, 4 PM — quietYesterday, 6 PM — quietYesterday, 8 PM — quietYesterday, 10 PM — quietToday, 12 AM — quietToday, 2 AM — quiet ◂ 1 earlier23
Sep 16Sep 17Sep 18Sep 19Sep 20Sep 21Sep 22now · 3:50 AM ET
  1. 3

    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.

    1. first by Google News · Top, 6d ago · also Medical Dialogues

      1 more headline
    • 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?

      dingleb0pr/science4d agoview on r/science ↗
  2. 1 day quiet
  3. 2

    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
    1. first by NEJM, 7d ago

  4. 1

    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
    1. first by MedPage Today, 7d ago

Also covered reported alongside — the timeline has no entry for these yet

  1. first by Medical Xpress, 6d ago · also News18

    1 more headline

and 1 smaller piece