X-SMALL BREED DOG FOOD: Royal Canin X-Small adult 8+ Dry Dog Food for x-small dogs 8 to 12 years weighing up to 8 lbs HEALTHY IMMUNE SYSTEM: Clinically proven antioxidants (vitamins C & E) and prebiotics for a healthy gut to help maintain a healthy immune system HEALTHY TEETH AND GUMS: Kibble designed to scrub teeth with every bite VITALITY SUPPORT: Supports heart, kidney, and brain health in the first stage of aging MIXED FEEDING: Crunchy kibble dog food texture pairs well with Royal Canin wet dog food for added palatability and hydration AGE SPECIFIC FORMULAS: As dogs mature, their nutritional needs change. For extra -small sized dogs age 12+, check out the Royal Canin X-Small Aging 12+ dry dog food for a formula specific to their unique needs QUALITY AND SAFETY: Attention to the very smallest details helps Royal Canin deliver precise and effective health nutrition for pets