Just Because Your Dog Is In His Golden Years, Doesn’T Mean Living An Active, Curious Life Should Stop For Him. That’S Why Our Purina Beta Tailored Nutrition For Senior Adult Dogs Includes Omega 3 Fatty Acids To Help Support Joint Mobility And Antioxidants To Help Support Natural Defences. It Is Also Specially Formulated With Selected Natural Ingredients And A Natural Prebiotic To Help Support Digestive Health… So He Is Still Ready To Go Every Time You Pick Up The Lead! And All This Without Including Any Added Artificial Colours, Flavours Or Preservatives.