Macadamia oil, derived from macadamia nuts, is a slightly nutty-tasting oil is a light amber color and is liquid at room temperature. It is composed of 60% oleic acid, 9% palmitoleic acid, 1-3% Linoleic acid and 1-2% Linolenic acid. Some varieties contain roughly equal amounts of omega-6 and omega-3 fatty acids. Antioxidants are well-known elements that protect the body from the damaging effects of free radicals.