Nulo presents its Challenger dog food line to the super-premium category. It is designed to set a new standard for ultra-high-meat, low-carb, grain-inclusive offerings. The product line leads with five meats and achieves up to 90 percent animal-based protein. Legume and potato free, the food is formulated with an organic grain platform utilizing the healthiest grain combination possible to deliver an excellent source of important vitamins, minerals, fiber and antioxidants. The packaging comes with premium Aplix enclosures on all sizes and is included in Nulo’s partnership with TerraCycle that provides customers with a free program to recycle their bags. Challenger is sold only through brick-and-mortar stores.