Nu3 Group says its Grand Pet Carne Fresca line contains fresh meat for dogs. The dog food line comes in three formulas: puppy care, force and light. Puppy Care is formulated for immunity and growth, and contains bacillus for digestion. Force is designed for large breed, active dogs, with ingredients that promote cellular oxygenation,and healthy immunological and nervous systems, according to the company. The Light formula contains ingredients to manage the metabolism and stress levels of small dogs, the company says.