Nature. Research. Results. No matter how far science advances us, we always look to nature to inspire us. Purina ONE +Plus Urinary Tract Formula combines nature and research for results you can see in your cat. That includes a SmartBlend® of high-quality ingredients including real chicken, 0% fillers and no artificial flavours or colours. This easily digestible formula helps maintain urinary tract health by reducing urinary pH and providing low dietary magnesium. Purina ONE Cat +Plus Tailored Formulas build on an already solid foundation, creating tailored pet food options that support specific needs like ideal weight, healthy aging, hairballs and more. From energy and immune health to strong muscles, including a healthy heart, these high-quality formulas combine nature and research for results you can see in your cat. Try dry food options from veterinarian recommended Purina ONE today.