1st Choice Derma All breeds Salmon formula (Adult) grain-free DERMA formula is designed to take care of dogs with reactive or hypersensitive skin. Specially formulated with ingredients known to reduce skin inflammation, irritation and itching, it creates a protective barrier against environmental aggressors. The DERMA formula also promotes an incredibly lustrous and shiny coat! Furthermore, this formula contains our Prebiotic Fiber Balance. Thanks to a clever blend of soluble and insoluble fiber, each kibble offers an optimal supply of prebiotic fiber contributing to the intestinal flora’s balance. For better digestive health, a strong immune system, and increased vitality.