We wonder why these ingredients are necessary.

We wonder why these ingredients are necessary.  We think the simpler the better.  
But other companies have different ideas.
What out of these ingredients would you NOT want your dog to eat?
Whole wheat flour, oatmeal, wheat bran, chicken fat (preserved with mixed tocopherols, a natural source of vitamin E), peanut butter, molasses, maltodextrin, eggs, apples, carrots, caramel color, garlic, salt, natural peanut flavor, yogurt, and sprinkles (from an actual dog treat ingredient list)