Expensive MAYO CLINIC: I've struggled with abdomen challenges for many years. Could it be possible my upset abdomen is usually an allergy or sensitivity to selected foods? I desire to feel much better, and I am inquisitive about testing That could be available to recognize food sensitivities and food allergies. https://youtube.com/@foodintoleranceandyou2?si=hG5WCrXr0hd6KsBG