Agent Name

Onions

Major Category

Biological Agents

Category

Plant-Derived Allergens

Sources/Uses

Allergic contact dermatitis in food workers; [Marks]

Comments

Garlic and onions are the most common cause of allergic contact dermatitis in food handlers. [Marks, p. 323] Occupational asthma documented in homemakers (onions) and seed packers (onion seeds); [Malo] Onions cause occupational contact urticaria. [Kanerva, p. 221]

Adverse Effects
Skin Sensitizer

Yes

Asthma

Yes

Links to Other NLM Databases
Toxicity Information

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Related Information in HazMap
Diseases

Occupational diseases associated with exposure to this agent: