Food allergy is an immune system reaction that occurs soon after eating a certain food. Food allergy symptoms can be broken down into types: skin, gastrointestinal, respiratory and cardiovascular. No one likes to deal with a bloated stomach. It may be clinically difficult to distinguish these conditions because there is significant overlap in symptoms. Most people will find curries, Mexican food etc might make them dash to the loo or give them a dodgy stomach the morning after but for other people the reaction is more intense. Those symptoms can stem from other common causes, including stomach flu or food poisoning. 4,5 For example, lactose intolerance and celiac disease can be confused with a food allergy because they all have such similar symptoms. Infants and young children may present with a diverse range of gastrointestinal (GI) allergies and intolerances that are triggered by specific food proteins or other food constituents (eg, carbohydrates, fat). Because digestive/gastrointestinal symptoms are tied to what you eat, it’s important to figure out if your upset stomach is caused by an allergy or a digestive problem. Allergy symptoms, which depend on the substance involved, can affect your airways, sinuses and nasal passages, skin, and digestive system. Symptoms. Overview. Gastrointestinal symptoms in food allergy have been explained by alterations in transport across the intestinal wall (increased secretory and/or decreased absorptive functions), increased permeability, and motility of the intestine. These can lead to vomiting , diarrhea, or … The main symptoms of a shellfish allergy vary, but they can include vomiting, diarrhea, stomach pain, shortness of breath, coughing, chest pain, and swelling of the face, lips, tongue, or throat. In some severe cases, allergies can trigger a life-threatening reaction known as anaphylaxis. Food allergies vary from individual to individual; the intensity, the symptoms and consequences, the responsible foods etc. 1. It is one of the most annoying and uncomfortable symptoms to deal with, but it can be managed if it is being caused by food intolerance or allergy.. To find out which foods could be causing your bloated stomach or other symptoms similar to fatigue then please do order an intolerance test today. Food allergies and digestive problems, known as food intolerances, can have similar symptoms. But if you have COVID-19, GI problems may slow your recovery. As far as the triggering foods are concerned, more often corn, dairy, egg, soy, wheat, yeast, and citrus are held guilty in … The exact pathogenesis of food allergy is still not clear. Several other diseases share symptoms with food allergies, including ulcers and digestive system cancers. 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