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cow's milk protein allergy in babies

overview

if you drink or eat dairy products and are breastfeeding, the cow's milk protein is passed to your baby. cow's milk protein is also an ingredient in most infant formulas. some babies are allergic to this protein.

signs of cow's milk protein allergy include:

  • hives.
  • swelling of the face, tongue, mouth, or throat.
  • difficulty breathing, wheezing, or asthma.
  • abdominal (belly) pain.
  • vomiting.
  • diarrhea.
  • blood in the stools.

a formula-fed baby with a cow's milk protein allergy usually will be switched to a different kind of formula.

if your baby has signs of a milk protein allergy, contact your baby's doctor.

credits

current as of: september 25, 2023

author: healthwise staff
clinical review board
all healthwise education is reviewed by a team that includes physicians, nurses, advanced practitioners, registered dieticians, and other healthcare professionals.

this information does not replace the advice of a doctor. healthwise, incorporated, disclaims any warranty or liability for your use of this information. your use of this information means that you agree to the terms of use. learn how we develop our content.

this information does not replace the advice of a doctor. healthwise, incorporated, disclaims any warranty or liability for your use of this information. your use of this information means that you agree to the terms of use and privacy policy. to learn more about healthwise, visit healthwise.org. © 1995-2022 healthwise, incorporated. healthwise, healthwise for every health decision, and the healthwise logo are trademarks of healthwise, incorporated.

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