Wool allergy or contact dermatitis can be triggered or worsened by certain food items. It's essential to understand that everybody's reaction towards food differs, thus, what foods you should avoid entirely depends upon your body's response to them.

Food Items that Can Worsen Wool Allergy Symptoms

• Foods Containing Histamines
: Histamine is a naturally occurring compound in the body which is also present in certain foods. Excessive consumption of these food items can intensify your allergic reactions. Some of these foods are fermented products, cheese, soy products, processed meat, alcohol, and certain vegetables like eggplant, spinach, and tomatoes.
• Citrus Fruits
: Citrus fruits such as oranges, lemons, grapefruits, limes, etc., might trigger symptoms.
• Dairy Products
: Some people might have a reaction towards dairy products which can intensify the wool allergy symptoms.
• Artificial Additives
: Additives in processed foods like flavors, colors, and preservatives may also aggravate wool allergy symptoms.
• Nuts
: Certain nuts like peanuts, hazelnuts, cashews, almonds, and walnuts may worsen the wool allergy symptoms in some people.
• Shellfish and Fish
: People allergic to wool might also be allergic to shellfish and fish. Thus, consuming these can worsen your symptoms.

Remember, the foods listed above might not necessarily worsen your wool allergy symptoms. It varies from person to person. Also, cooking methods can significantly alter the allergenic properties of these foods. If you notice any food exacerbating your wool allergy symptoms, it's recommended to eliminate it from your diet and consult a healthcare provider.