Annamaet Petfoods presents Annamaet Grain Free Lean Dog Food, which has half the fat of its other grain free products, the company reports. In addition to helping dogs with weight concerns, the formula will also work well for large breed puppies, according to the manufacturer. The formula includes low-ash, high-protein chicken, duck and herring to increase protein digestibility and optimize the amino acid profile; menhaden oil for omega 3 fatty acids; proteinated (chelated) minerals to strengthen the immune system; and prebiotics to support healthy digestion, the company adds. The food is available in 5.5-, 15- and 30-lb. bags.