The vast majority of patients with clinical urticaria can eat beef, which is not one of the more common foods that cause allergies in patients. Fish is more likely to cause allergies in patients, and shrimp and kelp are also easy to eat. For patients with urticaria, it is necessary to get enough protein as well as fruits and vegetables. Some hives patients are more sensitive and are afraid that they have mistakenly eaten some food that will lead to an allergic situation. This is the time to go to the hospital for allergen-related tests, which can be effective in avoiding the foods that you normally eat. This is because some patients may have definite allergies to particular fruits or vegetables, as well as meat.