Health and Hairball Management in Cats Purina One - Indoor Hairball & Healthy Weight Management has important nutrients with fewer calories and fat. This recipe supports optimum weight with real turkey for protein to support strong muscles. This unique blend contains high protein nutrition with natural fiber and vitamin and minerals to support important body processes in your pet.Purina One - Indoor Hairball & Healthy Weight ManagementMade with real turkeyContains natural fiber blendCan help maintain healthy weightFewer caloriesA Closer Look: The wholesome and nutritious ingredients in Purina One - Indoor Hairball & Healthy Weight Management contain antioxidants like vitamins A and E, and selenium that supports strong immune system. The omega fatty acids including linoleic acid can promote healthy skin, shiny coat and bright eyes while natural fiber can be beneficial for digestive health. Enriched with calcium, phosphorous and other vitamins and minerals, this food supports bone and joint health too. Made Specially for: Cats of all ages