Is there any foods to avoid or diet for eosinophilic asthma ?

generally no. but also ask the MD treating you

A healthy diet that incorporates a diet high in anti inflammatory properties, Vitamin D and healthy portions of fish is recommended after discussion w your PCP.. Review your asthma plan, avoid smoke,dust,pollen and other allergic triggers. A virtual consultation with Healthtap is available. Watch for signs of shortness of breath, cough and chest pain.