5 doctors weighed in:

How long can a rash or another allergic reaction from food usually last?

5 doctors weighed in
Dr. Javier Chinen
Pediatrics - Allergy & Asthma
2 doctors agree

In brief: Depends on the food

Allergic reactions are present as long as the allergen that triggers it is also present.
For food, it depends on how much was eaten and if it is eliminated from the body.

In brief: Depends on the food

Allergic reactions are present as long as the allergen that triggers it is also present.
For food, it depends on how much was eaten and if it is eliminated from the body.
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Dr. Tsu-Yi Chuang
Dermatology
1 doctor agrees

In brief: Days

Usually not more than a week.

In brief: Days

Usually not more than a week.
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