While a Nutritious DIET is the Fuel for your Animal's Engine .. And FOOD Rotation is Always Suggested to Make FOOD Interesting for your Animal AND to reduce incidence of Food InTolerance.. When you look at the Data, you find ( Especially the Retriever Breeds) that 85% of our Paw Chewing, Hyper, Itchy, Skin & Ear DOGs are ALLERGIC to the Same Pollens, Dust Mites & Molds that > We Are. ALLERGY is a Mis-Wired Immune System that can ONLY be brought into Re-Alignment via Injection or Sublingual ImmunoTherapy. To address this Suffering Canine population and to give Pet Parents an ALLERGY Solution > DVM Dermatologist Dr. Kristin has Formulated Doggy GOO > Which Sublingually builds Immune Tolerance to 15 Enviro ALLERGY Trouble Makers. ALLERGY is a Progressive, Cumulative Chronic Inflammatory Disease > Which continues UnAbated > Until You Begin Sublingual Doggy GOO.