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Is Peanuts, tree nuts & other allergenic foods safe during pregnancy?

No need to avoid peanuts or other allergens to prevent baby's allergies — eat them unless you're allergic yourself.

PregnancyGenerally safe
BreastfeedingGenerally safe
EvidenceModerate

What the sources say

NHS says peanuts and other nuts are safe to eat in pregnancy unless you're allergic or advised otherwise. A 2023 peer-reviewed review found no role for avoiding allergens during pregnancy or breastfeeding to prevent infant food allergy, with emerging evidence that eating peanut while breastfeeding plus early peanut introduction may help. NIH (NIAID) guidelines focus on introducing peanut foods to infants early, as early as 4–6 months for high-risk babies after checking with their provider.

Also listed as

peanuts, peanut butter, peanut, tree nuts, almonds, cashews, walnuts, pistachios, nuts, food allergens, allergenic foods, avoiding allergens in pregnancy

Sources

Last reviewed . This is general information, not medical advice. Ask your doctor or midwife about your own situation.