What is it?

Milk allergy refers to a reaction to milk proteins (Casein, Whey) or to lactose intolerance. The reaction, triggered by drinking or consuming milk products, may vary from mild itching and hives to anaphylaxis which could be life-threatening. Risk factors for being allergic to milk include family history of food allergies, atopic dermatitis, and having other allergies. It is the most common allergy in children and in some it will not continue.

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Signs & symptoms

Symptoms may include itching, skin redness, a rash, sneezing, runny nose, watery eyes, scratchy throat, difficulty breathing, wheezing and cough. Anaphylaxis may include difficulty breathing, swelling, nausea, vomiting, wheezing, low blood pressure, dizziness, loss of consciousness, confusion and rapid pulse.


Diagnosis is based upon findings from medical history and physical examination. Further evaluation may include a skin allergy test and blood tests.


There is no cure for milk allergy, but to avoid milk containing products. In cases of severe allergic reaction, it is important to carry an epipen. Less severe reactions may be treated with antihistamines and steroids.

☝️ This is not a substitute for professional medical advice. Please consult with your physician before making any medical decision.

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