Skin allergies come in many forms. It can be contact allergy (allergic to the cleaning detergents we use or the environment) or food allergy. Food allergies can be from the gluten or certain chemicals that may be in the food or they are allergic to certain overly processed protein in the food. Since Coco & Joe BARF is a natural dog/cat food with no preservative, no artificial flavouring & no gluten as well as made from 100% human grade ingredients, it will help with food allergies.