Advance Dog Adult Medium Breed Lamb with Rice is made with high quality Australian lamb and is formulated using the highest quality ingredients to tempt even the fussiest eaters. Advance contains a unique blend of minerals which have been clinically proven to increase the level of antioxidants in your pet which helps strengthen the immune system. Enhanced levels of zinc and linoleic acid which help improve skin and coat conditions. Advance is also clinically proven to reduce risk of lower urinary tract disease with controlled levels of minerals and high digestibility, to promote the production of increased volumes of slightly acidic urine. Please note that this product is undergoing a change in branding and was previously known as Advance Dog Adult TWB All Breed Lamb Rice.