Active dogs need a more comprehensive diet than other kinds of dogs. Dogs that work in law enforcement and search and rescue missions, as well as dogs that participate in agility competitions are examples of dogs with a very active lifestyle. Active dogs that participate in tracking, hunting, detection, managing livestock, police work, search and rescue, and competition at a low to moderate intensity level have different nutritional requirements than typical a household pet.
Nothing is more essential to good training than good health. And the foundation of good health is a good diet. The best ingredient is fresh meat, but it depends on your income whether you can afford it or not. Whatever you do, please do invest in a good dry food product. A good brand is not necessarily an expensive brand. From the label you can learn quite a lot...