What foods are unsafe to eat while breastfeeding?
Last updated on April 1, 2026
There are no foods that are definitively unsafe to eat while breastfeeding. While some parents worry about dairy and other allergens causing infant fussiness, the research suggests that cow's milk protein allergy affects only 1-2% of infants and is often overdiagnosed. Talk to your pediatrician before making dramatic dietary changes. Alcohol and caffeine both pass through breast milk in very low concentrations, and moderate consumption is generally safe.
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