As A Treatment"...People with allergies have an allergic antibody called IgE (immunoglobulin E) in their body..."

As A Treatment"...general rule, inhaled allergens such as dust mites, tree, grass or weed pollens will produce respiratory symptoms and ingested (food) allergies will produce skin and/or gastrointestinal symptoms or anaphylaxis..."

As A Treatment"...Common allergies come from ... Proteins from furry pets, which are found in their skin secretions (dander), saliva and urine (it's actually not their hair);..."