Lab test

Tomato Allergy Test - Food Allergies

A tomato-specific IgE blood test measures antibodies the immune system may produce against proteins in tomato.

Typical price

From $49

Results

1-3 business days

Preparation

See preparation notes below

Sample

Blood draw or sample collection at a local center

A tomato-specific IgE blood test measures antibodies the immune system may produce against proteins in tomato. It is a screening tool for suspected food allergy rather than a diagnosis on its own. A clinician may order it after a reaction to tomato, as part of a broader food panel, or when symptoms suggest sensitivity to tomato or related nightshade plants.

• Tomato-specific IgE Antibodies produced in response to tomato proteins, used to assess sensitization.

• Hives, itching, or swelling after eating tomato or tomato-based foods
• Oral tingling or irritation after fresh tomato
• Digestive symptoms following tomato sauce or tomato-containing meals
• Testing as part of a broader food allergy panel
• A history of pollen allergy with reactions to raw fruits or vegetables

• No fasting is required for most IgE allergy tests
• Tell the collector about antihistamines or other medications you take
• Stay hydrated before the blood draw
• No special diet is needed beforehand

An elevated tomato-specific IgE level may indicate sensitization to tomato proteins and can be associated with allergic symptoms, but a positive result alone does not confirm a clinical allergy. A low or undetectable level makes allergy less likely without excluding it. Some raw-tomato reactions reflect pollen cross-reactivity, so a healthcare provider should interpret results in context.

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