The Pet Remedy Calming Spray provides a natural way of tackling anxiety and stress in all pets & animals. Several years of research & trials have resulted in a unique formula using low concentration Valerian essential oil, blended with Vetiver, sweet basil & sage. It starts to help immediately, calming the pet without sedation. The easy-to-use trigger spray is ideal for pets including dogs, cats, horses, rabbits, rodents, and birds. The water-based, pH neutral formulation is safe on the skin and coat of a pet. It can also be used in conjunction with the plug-in diffuser (sold separately).