limitations of this study include the retrospective design, reliance on physician diagnosis of food allergy, and lack of serum IgE, prick skin test, and oral food challenge data comorbidities, medication use, nutritional supplementation (e.g., vitamin D and calcium), visit to a dietitian, education regarding nutrition, and systemic symptoms indicating underlying inflammation were not obtained and canall impact growth. Here, IGHE is linked to food allergy.