What are the foods to stay clear of if you suffer from Psoriasis? Patients with psoriasis should reduce or stop eating the following foods. In addition to ensuring the general health of their bodies, the changes aid in your natural scalp psoriasis treatment. Processed Foods: Foods with a high amount of unhealthy fats, sugar, and preservatives could create inflammation. This is true for snacks, fast food, as well as sweet drinks. Red Meat and Processed Meats: These foods may cause inflammation as they contain lots of fats that are saturated. Dairy Products: People with psoriasis may notice that dairy can make their symptoms worse, perhaps because it triggers inflammation. Gluten: Many people suffering from psoriasis claim they are more comfortable when they stay away from gluten, but this may not be the case for everyone. Nightshade Vegetables: Vegetables such as tomatoes and eggplants, potatoes, and peppers may cause symptoms in certain people but it is unique for every person. Alcohol: Drinking alcohol can trigger inflammation and cause psoriasis to become more severe, which is why cutting down or stopping altogether could be helpful.