“How long does egg intolerance symptoms last?”

Food intolerance, unfortunately, is a rather vague and ill defined term, and without a clear pathophysiological underpinning. But in general, if a food causes some kind of GI discomfort consistently, then it would be expected to last minutes to hours while the food empties the stomach and is then broken down and absorbed by the small intestine.

Egg allergy usually lasts through a lifetime