Complete pet food for cats aged 11 years and overPurina ONE® Senior 11+ is a nutrition targeted to answer the specific needs of cats aged 11 years and over.Purina ONE® Bifensis® is a unique nutritional formula with beneficial functional bacteria scientifically proven to help support your cat's natural defences from the inside out.Developed by Purina vets and nutritionists, Purina ONE® Bifensis® contains, along with the beneficial functional bacteria, all the key nutrients your cat needs, including Omega 6 fatty acids. Its dual defence formula works in parallel on the inside, by helping to support your cat's natural antibody production, and on the outside by maintaining healthy skin and coat.Visible health for today and tomorrow, Dual defence, Helps assist cell repair thanks to Vitamins E&C, Appropriate energy to help avoid excessive body weight loss supported by an adapted protein/fat ratio, Key vitamins and minerals to help support vital functions and protect the body, Helps support healthy bones and good mobility thanks to minerals, vitamin D and a lean body, Oral care for gums and teeth provided by essential nutrients and crunchy morsels, No added colours, artificial flavours and artificial preservatives