The Pro Plan Optidigest Lamb for Medium Sensitive Adult Dog contains a balance of nutrients at specific level for your medium sized adult dogs w/ sensitive digestion. Optidigest helps combat the microflora imbalance in your dogs gut that causes sensitive digestions. It also encourage healthier faecal consistency. It includes a natural source of prebiotic (egg and bentonite, a natural clay) which helps increase bifidobacteria for a better gut microflora balance. This dry doog food contains high quality lamb that has been carefully cooked. This recipe is full of all the nutrients for your dogs daily health.