About Cow’s Milk
Protein Allergy

CMPA – also known as Cow’s Milk Protein Allergy – is a type of milk allergy most commonly diagnosed in babies and young children. This is where their developing immune systems respond negatively to the proteins found in cow’s milk, which can cause a range of symptoms, from skin rashes to upset tummies.

We can help break it down for you.

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Mother holding and kissing her baby boy on the cheek Mother holding and kissing her baby boy on the cheek

CMPA
facts

CMPA symptoms often present before the baby is 6 months old

The majority of infants with CMPA have at least 2 symptoms affecting at least 2 different organ systems

Lactose intolerance rarely occurs in babies and is not an allergy

What are food
allergies?

There are more than 120 foods known to cause food allergies. The majority involved in children's allergy come from 9 different food types. Cow’s milk protein allergy (CMPA) is one of the most common, especially in babies under one year old.

What is CMPA?

All you need to know
about CMPA


Illustration of CMPA causes

CMPA causes

CMPA is caused by the immune system mistaking one or more of the proteins found in dairy products - especially cow’s milk - for a harmful substance, and then triggering an allergic response.

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Illustration of CMPA types

CMPA types

There are two main types of immune reactions. Babies and infants can have either, or a combination of both.

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Illustration of CMPA versus Lactose intolerance

CMPA vs Lactose
intolerance

It is important to know the difference between lactose intolerance and CMPA, as they have different causes, symptoms and onsets.

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Illustration of multiple food allergies

Multiple food allergies

Some children can have more than one food allergy, as their immune system becomes increasingly confused about what is and what isn’t a threat.

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Illustration of FAQs and resources about CMPA

FAQs and Resources

Still need more information?
We’ve got answers to frequently asked questions and a collection of support materials and tools to help you through your family’s CMPA journey.

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What other families are asking?

Here are the most common FAQs asked by parents, but you can read the full list below.

Some experts suggest CMPA is increasing in children: 3 out of every 100 babies are diagnosed with CMPA worldwide.

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No. There is currently no research to indicate that CMPA is caused by genetics.

CMPA can make life a bit more complicated, both for children who are diagnosed and their parents. But millions of children grow up with CMPA. With the right medical support and an imaginative approach to mealtimes, you can find a balance that works for you and your family.