Pregnant or nursing females, children, and people with certain health circumstances should use necessary oils with caution. https://www.montpel.net/index.php/%EC%B5%9C%EA%B3%A0%EC%9D%98_%EC%95%84%EB%A1%9C%EB%A7%88_%EC%8A%A4%EC%9B%A8%EB%94%94%EC%8B%9C_%EC%BB%A4%EB%AE%A4%EB%8B%88%ED%8B%B0