SquarePet® VFS® Low Phosphorus Formula has been developed by SquarePet’s team of veterinary professionals to support dogs who may benefit from a high quality, all-natural low protein, low phosphorus and low sodium dog food. Targeted low protein, low phosphorus and low sodium to support dogs with special needs.Made with highly palatable cage free turkey from South Dakota and cage free whole eggs from CaliforniaMade with enhanced levels of the omega 3 fatty acids DHA & EPA.Fortified with antioxidants Vitamins C & E to support oxidative stress.Made with higher amounts of B-vitaminsMade in the USALIFE STAGE: this diet is intended for intermittent or supplemental feedingFormulated by veterinarians including board certified veterinary nutritionist