A diet that's high in fat and protein can increase an active dog's metabolism and his endurance.

^{Source:
Reynolds et al., Iams Nutrition symposium,1996, Nutrient Requirements of Dogs and Cats in Nutrition Research Council 2008, Ch. 11, pp 285-287}

During sprint racing, dogs will burn energy at a rate 3 times greater during the initial burst of acceleration (first 7.5 seconds) compared to rate of burning energy during the rest of the run (up to 1 min).

^Source:

^{R. Staaden, 1984}

A dog’s muscles store 50x more energy as fat when compared to the total amount of carbohydrates stored in muscle as glycogen.

^Source:

^{Internal calculation based on estimates of body fat and muscle glycogen content from Kobryn and Brzezinska, 1978}

A dog's main energy source comes from fat, not carbs.

^Source:

^{Reynolds et al., Iams Nutrition symposium,1996}

Concentrated Nutrition of SPORT 30/20 helps optimize oxygen mertaoblism for increased endurance.

^Source:

^{Reynolds et al., Iams Nutrition symposium,1996}