Leonberger Relax Dog AromatherapyDo Thunderstorms Terrify Your Leonberger? Relax Dog Aromatherapy gently takes the edge off your Leonberger's anxiety with our custom blend of calming essential oils. A combination of the Newfoundland, Great Pyrenees, and Saint Bernard, the Leonberger is an imposing, yet gentle dog. But even though the blood of rescuers, lifeguards, and livestock guardian dogs courses through their veins, your Leo may still be stressed by certain situations. Just as