 The Chad Benson Show. You're listening to the best of Chad Benson. Feeding kids fast food every day makes them sick. It's the same for our canine family members. With kibble, they'll get sick too. As naturopathic Dr. Dennis Black says, dog food is dead food. Yes, dog food is dead food. Nutrition isn't brown, it's green. Let Rough Greens boost your dog's food back to life. Dennis Black, the founder of Rough Greens, has over 30 years as a naturopathic physician.