Royal Canin Feline Vet Care Nutrition â Adult is a wellness diet that has been formulated for non-neutered, adult cats aged over 12 months old. It is especially effective for active cats and helps to promote healthy digestion. Depending on your catâs lifestyle and age, your catâs metabolism and digestion changes and therefore it requires a diet that aligns with its specific needs. In comparison to indoor cats or senior cats, cats that are active and spend most of their time outside have a higher energy consumption. Royal Canin Feline Vet Care Nutrition â Adult has an adjusted energy content, in order to meet the needs of your catâs active lifestyle. A synergistic complex of antioxidants (vitamin E, lutein, vitamin C, taurine) can help neutralise free radicals, while the S/O index helps to create a pH neutral urine. This keeps your catâs urinary system healthy, as it can counteract the formation of bladder stones (struvite and calcium oxalate crystals). Suitable for: Active and non-neutered cats Cats aged 12+ months old Helps to maintain: Healthy digestive functions A healthy urinary system Key benefits: Energy balance: tailored to specifically meet the needs of active and non-neutered cats. Antioxidant complex: offers protection from free radicals. The synergistic antioxidant complex is comprised of vitamin E, lutein, vitamin C and taurine. S/O INDEX: helps to ensure your catâs urine is pH neutral. This can reduce the risk of struvite and calcium oxalate crystals from developing.