Veterinarian and owner review behavior evidence beside a calm Shetland Sheepdog while generic pheromone device shapes remain secondary.
    Pheromone Products for Dogs: An Evidence-Based Overview

    Synthetic canine appeasing pheromone products have been studied as collars, diffusers, sprays, gels, and related formulations in adoption, noise, shelter, hospitalization, and veterinary-visit settings. A systematic review found insufficient evidence…