Porta 21 holistic cat duck rice is a healthy holistic and natural cat food of super premium quality porta 21 holistic cat cat food offers cats of all ages optimal nutrition for a long and healthy life porta 21 holistic cat cat food features rich in fresh tender duck meat chicken fat menhaden fish oil and flax seed are all rich in omega 3 6 fatty acids for healthy skin and a luxurious coat quinoa also known as incas gold provides essential amino acids as well as a large quantity of