Lavender Essential Oil oil should be a staple in every family’s home. Lavender's cooling, relaxing and uplifting effects have been cherished throughout the world for thousands of years. Lavender Oil is revered in particular in folk traditions for its profound ability to cool an overheated body. When used regularly, it reduces feelings of anger, agitation and insecurity. You will be hard-pressed to find an oil that has put more smiles on people’s faces!