Cuc m 3 is a type of protein found mainly in melons, such as cantaloupes and honeydew. It is also found in cucumbers. Some people's bodies mistakenly identify this protein as harmful, which can cause an allergic reaction.

Cucumber allergy: What you need to know
Explore the little-known but real cucumber allergy: its prevalence, symptoms, cross-reactivity, and tips for effective management.


American Academy of Allergy, Asthma & Immunology. (2022). Oral Allergy Syndrome (OAS). www.aaaai.org.