Adopting a diet rich in fresh fruits, vegetables, lean proteins, and healthy fats may help in relieving symptoms of Butylated Hydroxytoluene allergy. A varied, balanced diet helps support overall immune function, enabling your body to better cope with allergens. It's also worth noting that digestion plays a significant role in managing allergies, hence consuming foods that promote good gut health is beneficial.

Consume a Rainbow of Fruits and Vegetables

• Berries, Apples, Oranges, and Plums: These fruits are loaded with antioxidants, helping strengthen your immune system.
• Broccoli, Spinach, Peppers, and Squash: These vegetables are also high in antioxidants and immune-friendly vitamins like vitamin C.

Include Lean Proteins and Healthy Fats

• Fish and Poultry: Lean proteins are vital in supporting immune function.
• Avocados, Walnuts, and Olive Oil: These are excellent sources of healthy fats essential for anti-inflammatory processes.

Opt for Prebiotic and Probiotic Foods

• Whole grains, Bananas, and Asparagus: These are high in prebiotic fibers, feeding your gut's good bacteria.
• Yoghurt, Kimchi, and Sauerkraut: These foods are rich in probiotics, helping maintain a balanced gut microbiota.

Lastly, stay hydrated, eat small, frequent meals and ensure you're getting enough dietary fiber, crucial for gut health and digestion.