Foods That Cause Itching: Common Food Allergies & Symptoms - Verywell Health
Food allergies occur when your body's immune system mistakenly reacts to a specific food as a dangerous foreign substance. Food allergies are common, affecting 32 million Americans. A typical allergic reaction to food and other substances is itching. That's because when the immune system responds to an allergen, it releases a chemical called histamine, which frequently causes itching. Sometimes, just touching particular foods can lead to itching. This article explains common food allergies that cause itching, how to tell if you have a food allergy, and how to treat it. Science Photo Library / Getty Images Common Food Allergies That Cause Itching Some foods are more prone to cause an allergic reaction than others. The Food Allergen Labeling and Consumer Protection Act of 2004 (FALCPA) identifies eight foods as major food allergens, which account for 90% of food allergies. In the U.S., a food that contains an...