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Yes, food allergy can raise fecal calprotectin, usually modestly in infants; very high results point to other inflammation like IBD or infection.

Yes, food allergy can cause diarrhea, usually with other symptoms and a short delay after eating the trigger food.

Yes, food allergy can cause a body rash such as hives or flushing, and the timing after eating helps separate it from other skin causes.

No. Food allergy doesn’t cause acne; allergies trigger hives or swelling, while acne links more to hormones, oil, bacteria, and diet patterns.

No, food allergy doesn’t cause eczema, but certain foods can trigger atopic dermatitis flares in some people.

No, food allergies don’t cause yeast infections; allergies are immune reactions, while yeast growth follows other triggers.

No, a food allergy doesn’t directly cause fever; fever usually signals infection, while food allergy symptoms involve skin, breathing, or gut issues.

Yes, food allergy can be linked to headaches, usually through sinus inflammation, histamine-rich foods, or migraine triggers in susceptible people.

Yes, food allergy can cause death through anaphylaxis; fast epinephrine and emergency care reduce the risk.

Yes, food allergies can cause wheezing; the reaction can tighten airways within minutes and needs swift care if breathing is hard.