Each Petcurean GO! Sensitivity + Shine Dog Food recipe features a single meat protein source, allowing you to find the correct solution for common protein allergies, specifically for chicken and beef. Even if your dog currently doesn't experience sensitivities, rotating through single protein diets is a great way to prevent food sensitivities from starting.Along with single protein sources, Petcurean GO! Sensitivity + Shine Dog Food utilizes unique carbohydrate sources that will give your dog healthy energy without allergies - each diet offers different carbohydrates depending on specific needs. Along with these are antioxidants for immune support, omega oils for healthy skin & coat, and pre and probiotics for digestive health.