The International Eosinophil Society (IES) is a global community of scientists and clinicians united in advancing understanding and treatment of eosinophil-related diseases, leading to improved patient outcomes and enhanced quality of life.

Mission: The International Eosinophil Society (IES) advances the understanding of eosinophils and eosinophil-associated diseases. We are a global community of scientists and clinicians who develop and share our knowledge of eosinophil biology and innovative research approaches.
Through biennial meetings and webinars, the society brings together individuals interested in eosinophils, fostering a vibrant community that spans all career stages. Together, we drive basic, translational, and clinical research that advances diagnosis, treatment, and management of eosinophilic diseases.