Psoriasis is a chronic autoimmune disease that affects the skin cells, causing them to multiply and build up rapidly on the surface of the skin.

This results in the formation of thick, itchy, and scaly patches, often accompanied by redness and inflammation.

While there is no cure for psoriasis, certain lifestyle modifications, including dietary changes, can help manage its symptoms and reduce flare-ups.

In addition to incorporating beneficial foods into your diet, it is equally important to identify and avoid potential triggers that can exacerbate your condition.

1. Gluten

For individuals with psoriasis, consuming gluten may worsen their symptoms. Gluten is a protein found in wheat, barley, and rye, commonly found in bread, pasta, and other baked goods.

Research suggests that some individuals with psoriasis may have a higher risk of gluten sensitivity, and eliminating gluten from their diet can lead to improved skin health.

2. Dairy Products

Dairy products have been associated with increased inflammation in the body, which can trigger psoriasis flare-ups. Some studies suggest that psoriasis patients who consume high amounts of dairy products may experience worsened symptoms.

While the exact relationship between dairy and psoriasis is unclear, it may be beneficial to reduce your intake of milk, cheese, and other dairy products to see if it has a positive impact on your condition.

3. Red Meat

Red meat, particularly fatty cuts like beef and pork, can trigger inflammation and worsen psoriasis symptoms. These meats contain high levels of saturated fats, which have been linked to increased inflammation in the body.

Opting for leaner sources of protein such as poultry, fish, or plant-based alternatives like tofu and legumes can be a healthier choice for individuals with psoriasis.

4. Nightshade Vegetables

Some individuals with psoriasis may experience sensitivity to nightshade vegetables, which include tomatoes, eggplants, peppers, and potatoes.

Nightshade vegetables contain a chemical called solanine, which has been known to trigger inflammation in certain individuals. While the relationship between nightshades and psoriasis is not well-established, it is worth noting if these vegetables worsen your symptoms.

Related Article Psoriasis: Dietary Triggers to Avoid

5. Processed Foods

Processed foods, including fast food, packaged snacks, and frozen meals, are often high in trans fats, refined sugars, and preservatives. These ingredients can promote inflammation and contribute to a range of health issues, including psoriasis.

By opting for whole, unprocessed foods instead, you can reduce your intake of these inflammatory compounds and promote overall skin health.

6. Alcohol

Excessive alcohol consumption can trigger psoriasis flare-ups and worsen the condition’s symptoms. Alcohol dilates the blood vessels in the skin, leading to increased blood flow and potentially triggering inflammation.

Additionally, alcohol can interfere with psoriasis medications and reduce their effectiveness. Moderating or eliminating alcohol consumption can have a positive impact on managing psoriasis.

7. Sugary Beverages

Sugary beverages like soda, fruit juices, and energy drinks are high in added sugars and can contribute to inflammation and weight gain. Numerous studies have found a link between a high intake of sugar and increased inflammation in the body.

Instead of sugary beverages, opt for water, herbal teas, or freshly squeezed juices with no added sugars to stay hydrated and support your overall health.

8. Fried Foods

Foods that are deep-fried or cooked in unhealthy oils can promote inflammation and worsen psoriasis symptoms.

These oils, such as vegetable oil and canola oil, contain high levels of omega-6 fatty acids, which can contribute to inflammation when consumed in excess. Instead, choose cooking methods like baking, grilling, or steaming, and use healthier oils like olive oil, coconut oil, or avocado oil in moderation.

9. High-Sodium Foods

Excessive sodium intake can lead to water retention and increase swelling and inflammation in the body, including the skin. Processed foods, canned soups, and snack foods like chips and pretzels are often loaded with high levels of sodium.

Choosing fresh or minimally processed foods and flavoring meals with herbs and spices instead of salt can be beneficial for individuals with psoriasis.

10. Citrus Fruits

While fruits are generally considered healthy, some individuals with psoriasis may find that citrus fruits like oranges, lemons, and grapefruits worsen their symptoms.

Citrus fruits are highly acidic and may cause irritation and increased inflammation in certain individuals. If you suspect that citrus fruits trigger your psoriasis flare-ups, consider eliminating or reducing your intake of these fruits and opting for other less acidic options.