Eeek, that is NOT a good dog food.

Ingredients in red are bad for dogs:
Chicken,
Corn Gluten,
Chicken Tallow, Rice,
Corn, Sorghum,
Chicken Digest (YUK!!!!), Tuna,
Beet Pulp,
Sunflower Oil, Iodised Salt, Potassium Chloride, Inulin, Choline Chloride, Turkey, Taurine, Plant Extracts (Tomato Powder (source of Lycopene), Marigold Meal (source of Lutein), Vitamin E, Dicalcium Phosphate, Zinc Sulphate, Vitamin C, Citric Acid, Colostrum, Antioxidants, Beta-Carotene, Iron Sulphate, Copper Sulphate, Vitamin B5, Vitamin A, Vitamin B2, Vitamin B12, Potassium Iodide, Vitamin B1, Vitamin B3, Selenium, Vitamin B6, Vitamin B9.
Chicken tallow is a kind of fat (gross

), Chicken Digest is....
A cooked-down broth made from specified or unspecified parts of animals (depending on the type of digest used). If the source is unspecified (e.g. "Animal" or "Poultry", the animals used can be obtained from any source, so there is no control over quality or contamination. Any kind of animal can be included: "4-D animals" (dead, diseased, disabled, or dying prior to slaughter), goats, pigs, horses, rats, miscellaneous roadkill, animals euthanized at shelters, restaurant and supermarket refuse and so on (wikipedia)
http://www.canine-epilepsy-guardian-angels.com/dog_food_ingredients.htm
Animal Digest - material which results from chemical and/or enzymatic hydrolysis of clean and un-decomposed animal tissue. The animal tissues used shall be exclusive of hair, horns, teeth, hooves and feathers, except in such trace amounts as might occur unavoidably in good factory practice and shall be suitable for animal feed.