Ark Naturals Happy Traveler is a safe all natural herbal calming formula for stressed, nervous, or anxious pets. Eases separation and travel anxiety, motion sickness, and tension caused by changes in your pet's daily routine. Happy Traveler was designed by a nutrition and herbal scientistist using premium, human-grade natural materials. Non habit-forming, no harmful side effects when used as directed. Product Facts: For Dogs & Cats 12 weels and older. Recommended for: Motion sickness. Visible nervous behavior. Per separation anxiety. Persistent "crying". Fear of unfamiliar people and other pets. Inappropriate aggressive behavior. Visits to kennels, groomers and vets. Fear of thunderstorms & Fireworks Pets stressed when their daily routine is changed