Many a new mom dealing with a fussy newborn (and truthfully, what newborn isn't fussy?), has suspected that her suffering sweetheart must have a cow'due south milk allergy or intolerance, especially when well-intentioned friends and relatives are likewise blaming milk.

If you lot're breastfeeding or exclusively pumping, you may assume it'southward the dairy in your diet that's causing your footling 1 to wail; if you're formula feeding, yous assume it'due south the moo-cow'southward milk in the infant formula that's causing the trouble.

Although information technology is one of the more than mutual allergies in infants, milk allergies all the same merely bear upon an estimated ii to 3 percent of babies. Confusing the issue further is that many people are unaware of the differences between a milk allergy, an intolerance to milk and lactose intolerance.

To clear up the confusion, here'south the breakdown on milk allergies and intolerance in breastfed and formula-fed babies.

What's the departure between milk allergies vs. lactose intolerance?

With a milk allergy in infants, a baby'due south immune system reacts negatively to the proteins in cow's milk. Breastfed babies are reacting to the dairy his mother has eaten (the milk proteins laissez passer through breast milk), while formula-fed babies are reacting to the cow's milk proteins in the formula. In either case, a baby's immune system sees the cow's milk proteins equally foreign substances.

Milk intolerance, on the other manus, has nil to practise with cow'southward milk proteins or the immune system, and instead has to practice with the digestive system. Your child might have loose stools or blood in stool hours or days later.

Built lactose intolerance is anextremely rare metabolic condition that also impacts the digestive organization. Lactose intolerance (lactose is a sugar found in dairy products) more normally develops in older kids and adults. The few babies with lactose intolerance will normally fare much better on a formula with trivial or no lactose.

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What are the symptoms of milk allergies in babies?

In its efforts to fend off the invaders, the body releases histamine and other chemicals, which cause allergic symptoms in the torso.

Symptoms of milk allergies in babies include:

  • Frequent spitting upwards
  • Vomiting
  • Signs of abdominal pain, or colic-like symptoms, such as excessive crying and irritability (specially afterward feedings)
  • Diarrhea
  • Blood in stool
  • Hives
  • A scaly skin rash
  • Coughing or wheezing
  • Watery eyes and stuffy nose
  • Trouble breathing or a bluish skin color
  • Swelling (specially of the oral fissure and throat)

What are the symptoms of lactose intolerance in babies?

Symptoms of lactose intolerance in babies include:

  • Gas
  • Diarrhea
  • Bloated stomach
  • Spitting up
  • Irritability, crying or other colic symptoms
  • Failure to thrive and gain weight

How is a milk allergy in infants diagnosed?

If your baby has symptoms of either a milk allergy or milk intolerance, see your pediatrician. He or she volition probably cheque for both with a physical examination, an exam of your baby'southward stool, a discussion your family unit'due south history of allergies and/or a pare-prick test.

If your doc thinks your infant may have a milk allergy or intolerance, and then you'll probably exist asked to eliminate milk from your nutrition (if y'all're breastfeeding) or switch to a different formula (more on that beneath) to see whether your newborn'southward symptoms ameliorate.

Later your baby has been cow's-milk-free for virtually a calendar week, the medico may accept you reintroduce cow's milk to run across whether your petty one has a reaction to it.

How is a milk allergy in babies treated?

If information technology turns out that your newborn is one of the 2 to 3 percent of babies who has a milk allergy, don't despair. Many children outgrow a milk allergy by the fourth dimension they're around 1 twelvemonth onetime, and the bulk of babies with milk allergies outgrow the condition by about age 3.

In the concurrently, your kid'south doctor may recommend the following:

  • If your infant is formula-fed: Your pediatrician will suggest switching to a different formula. Because many babies with milk allergies are also allergic to soy (and to caprine animal'due south milk), the dr. may suggest a hypoallergenic formula with hydrolysate protein, which has milk proteins that are already partly broken down, so it's less probable to cause a reaction.
  • If you're breastfeeding or exclusively pumping: Your pediatrician will probable recommend that y'all ditch dairy in your diet to see whether that makes a difference to your infant. Of course, making a major change to your diet is probably the last thing you desire to think about when dealing with a fussy newborn, only it may very well resolve the issue. If you do eliminate dairy, be certain to talk with your doctor about how to brand certain you're notwithstanding getting enough calcium and other nutrients in your diet.