Adaptil 30 Day Dog Calming Refill. Adaptil is the worlds leading dog behaviour product and is scientifically proven to help support dogs during stressful situations. The use of Adaptils dog appeasing pheromone is supported by scientific research with 26 published clinical papers. Adaptil is trusted and used by vets, charities and expert behaviourists to help reduce stress and support training. Adaptil is suitable for all dogs from coming home for the first time, during socialisation and training, dogs with fears and anxiety, rescue dogs and dogs that are fearful during travelling and going to the vets. The Adaptil Diffuser contains the dog appeasing pheromone and is ideally used in the room your dog spends most of their time and covers an area equivalent of a three-bed property (50-70m2). Box contains 1 x 48ml vial.