Is that dog Banjo constantly licking his paws? Sneezing every time he takes a step? Eliminate common allergy triggers altogether with Natural Balance L.I.D. Limited Ingredient Diets Potato & Duck Formula. The delicious dry food is free from grain, and duck is a source of protein that most dogs have not been exposed to, helping rebuild his immune system with every single bowl. It contains no artificial colors, flavors, or preservatives. Make "Duck, Duck, Potato!" his favorite mealtime game.