If your dog isn't reacting well to the food you're currently feeding, then you have no choice but to switch to a different food.
How old is your dog? Kirkland is a basic dog food, one that isn't specific for age or breed. Why type of dog do you have?
I'm firm - but fair. Mind the rules and enjoy your stay.
According to the Humane Society of the United States:
There are an estimated 3-4 million dogs and cats euthanized each year in the US alone! PLEASE - spay and/or neuter your pets!