PURINA ONE® Dry Cat Food is specially formulated to provide your cat Visible Health for Life. Expertly combined with high quality ingredients to deliver a balanced nutrition & a delicious taste that your cat will surely love, you can witness 6 Signs of Visible Health in your cat with differences seen as early as 3 weeks. Now with the all-new IMMUNE DEFENCE PLUS+, PURINA ONE® Healthy Kitten is specially formulated with beta glucans, vitamin C & E and omega 3 & 6 fatty acids. Working in parallel, this blend helps support first line immune defence for the healthy growth and development of your kitten. By feeding PURINA ONE® that is made with real chicken as it's first ingredient, you are giving your kitten an optimal start to a long and healthy life. Take the 3-Week Challenge today to see the visible health differences in your cat! Made with DHA and Vitamin A for vision and brain development.With high levels of quality protein and taurine for a healthy heart and muscle growth.Healthy teeth and bone development with optimal levels of calcium and vitamin D.Made with real Chicken as #1 ingredient.