Improved in Germany DE-Stress Formula | Anti-Anxiety Treatment for Dogs | Reduce Spraying, Scratching, Fighting & Other Problematic Behaviors * ✅100% DE-STRESS FORMULA: Our calming diffuser refill is one of the best anti-stress diffusers for dogs that helps to reduce anxiety. A solution to decrease fighting between cats and allow them to live in harmony * ✅ DRUG-FREE: The diffuser emits a copy of the harmony marker pheromone. This allows dogs to feel at ease and maintain a harmonious connection with one another. * ✅ CORRECTION PROBLEMATIC BEHAVIOR: Effective for 90% of dogs to reduce fighting, scratching, urine marking, hiding, and other behavior among dogs in the household.