Lab test

Popular Vegetables Allergy Test - Allergies

A Popular Vegetables Allergy Panel uses one blood sample to screen for allergen-specific IgE antibodies against five common vegetables.

Typical price

From $159

Results

1-3 business days

Preparation

See preparation notes below

Sample

Blood draw or sample collection at a local center

A Popular Vegetables Allergy Panel uses one blood sample to screen for allergen-specific IgE antibodies against five common vegetables. IgE is the antibody the immune system may produce after sensitization to a plant protein. Vegetables appear in many prepared foods, so a panel can help when reactions are difficult to link to a single ingredient. The test is a screening tool rather than a diagnosis, and a healthcare provider interprets the results alongside your symptoms and reaction history.

• Corn-specific IgE Antibodies against corn proteins; assesses sensitization to corn.
• Carrot-specific IgE Antibodies against carrot proteins; a root vegetable marker.
• Pea-specific IgE Antibodies against pea proteins; screens for sensitization to peas.
• White bean-specific IgE Antibodies against white bean proteins; a legume marker on the panel.
• Potato-specific IgE Antibodies against potato proteins; assesses sensitization to potato.

• People who notice hives, itching, or swelling after eating vegetables
• Individuals with mouth tingling or irritation after raw vegetables
• Those with digestive upset that follows vegetable-containing meals
• People with eczema or skin reactions who suspect a vegetable trigger
• Anyone who has reacted to more than one vegetable and needs broad screening

• No fasting is required for this IgE panel
• The sample can be collected at any time
• Tell the provider about medications and supplements
• No special diet is needed before collection

Each vegetable is reported with its own IgE level or class. A value above the reporting threshold may indicate sensitization to that vegetable, but sensitization does not always produce symptoms. Low or undetectable levels make a true allergy less likely without completely ruling it out. Some vegetable proteins resemble pollen or other plant proteins, so a provider may consider cross-reactivity. Discuss all results with a healthcare provider before changing your diet.

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