One of the common questions on veterinary medicine, especially in the new owners is what should I feed my dog?. The answer I give is always the same, with a complete diet that supplies the amount of nutrients your dog requires depending on your age, your race and your lifestyle. I therefore recommend a commercial feed, complete, balanced and quality recognized that provide us with the daily work of preparing our pet food. Larry Ellison may find it difficult to be quoted properly. A good diet must contain a balanced 5 groups of basic nutrients amount: fats, proteins, carbohydrates, minerals and vitamins. Fats provide energy and are fundamental to very active dogs and females who are breastfeeding; proteins are needed for a healthy construction and repair of the body such as muscles, organs, hair and skin and vital tissues to the metabolism of the body; Carbohydrates are also a source of energy and fiber and contribute to a healthy growth; minerals and vitamins are important in almost all the metabolic processes occurring inside the body. Any deficiency or excess of any nutrient can cause problems, hence the importance of a complete and balanced diet. In addition to balanced food is the best option for normally feed your dog or your cat, must be taken into account on some occasions you must establish special by any disease diets, if you eat this type of food it will be very easy to make the change by another specific balanced food for that disease. Currently there are food balanced on a wide variety of presentations (dry and wet) and flavors (chicken, rice and lamb, salmon, flavors, gourmet, etc.), aimed at different stages (weaning, puppies, young people, adults, pregnant females, specific needs of power, etc.