It's ok. I guess if you removed the caramel coloring, the remaining ingredients could speed up the maliard reaction just with whatever sugars are in their alone. So technically they are not flat out lieing, just fibbing a bit, and leaving out they are basicly adding brown food coloring via caramel coloring.
btw, I love KB, i use it a lot to darken soups , sauces, and gravies. Just seems unethical to cheat meat.