Good evening everyone, I'm writing this because I want to express what…

Good evening everyone, I'm writing this because I want to express what's in my heart... Is there anyone here with allergies? My son has an allergy to 50% of products, mainly dairy and fish. Currently, the doctor said it's eczema, prescribed medication, they seem to help and yet not really... The old rash is going away but new one appears, I think it's due to sugar as that's all we haven't excluded. Tomorrow we're going to see another doctor... I'm just stuck in a moral rut, I don't know how to calm myself down. Knowing that my son might have allergies his whole life and a lifelong diet, I don't know what