PURINA ONE Adult Dry Healthy Salmon & Tuna unclealbers Founderguard Is A Clinically Proven mouse Founderguard Is A Clinically Proven Preventative Supplement Which Also Helps Control The Build Up Of Lactic Acid In The Hind Gut And Overall Energy Throughout The Day Working in parallel this blend helps support first line immune defence for your cat:• Vitamin E & C are natural antioxidants that help prevent cell damageassociated with aging and poor health• Omega 3 & 6 fatty acids helps keep skin healthy to maintain a strong barrierto the external environment• Beta glucans to help support optimal immune response PURINA ONE® Adult Dry Cat Food with Salmon provides complete and balanced nutrition to help your cat stay in good health