Allergens

Definition

Allergens are substances, typically proteins, that can cause allergic reactions in sensitive individuals when ingested, inhaled, or contacted.

Scientific / Technical Definition

Allergens are specific antigens that elicit the production of Immunoglobulin E (IgE) by the immune system and result in allergic reactions. Common food allergens include proteins found in milk, eggs, nuts, wheat, soy, fish, and shellfish.

Benefits

• Increasing awareness of allergens can help prevent allergic reactions and improve the quality of life for individuals with food allergies.
• Labeling allergens on food products ensures consumer safety and informed dietary choices.

Examples

• Peanuts
• Tree nuts (such as almonds and walnuts)
• Shellfish
• Soy
• Milk

Additional Information

• knownIssues: Individuals with severe allergies must avoid certain allergens completely to prevent life-threatening reactions such as anaphylaxis.

Related Terms

• Gluten

References

• Understanding Food Allergies
• Food Allergy Research & Education