Purina One Light is designed to help your cat to reach and maintain her healthy weight without compromising on taste. Developed by Purina"s nutritionists and vets, the formula contains prebiotics proven to promote a balanced gut micro-flora, antioxidants for assisting healthy cell function and yeast to help support an adequate immune response. Its triple action helps support your cat"s natural defences. The nutrition your cat needs, with high quality ingredients that will delight her.