Camphene has a woodsy, musky, and pungent odor. It occurs naturally in many places, including rosemary, fir, lavender, sage, nutmeg, and ginger. It can be found in several essential oils such as turpentine, camphor oil, citronella oil, and ginger oil. Camphene is used as a flavoring for foods,in fragrances, and is used in topical creams to treat eczema and psoriasis. Interestingly, camphene may lower cholesterol.