Put the cool back in your kitty. Pet Naturals' Calming has high potency, natural ingredients that are properly formulated for optimal results. It’s the natural, delicious, chicken liver flavored way to get the crazy out of your kitty. When pets can’t adapt to stress it can lead to nervousness, hyperactivity, abnormal urine marking, excessive scratching, and destructive or aggressive behavior. Calming helps alleviate stress related behavior problems without affecting your animal’s personality or energy level.