2 doctors weighed in:

How does a person suddenly become allergic to something they have eaten all their lives?

2 doctors weighed in
Dr. Valentin Drezaliu
Obstetrics & Gynecology
1 doctor agrees

In brief: Possible

There is possible, if that person immune system suffered alterations(disease, medication) also same food can be contaminated with different substances(pesticides, proteins) that can cause severe allergies.

In brief: Possible

There is possible, if that person immune system suffered alterations(disease, medication) also same food can be contaminated with different substances(pesticides, proteins) that can cause severe allergies.
Dr. Valentin Drezaliu
Dr. Valentin Drezaliu
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