Sandalwood essential oil was used 4000 years ago in Egypt for embalming. In India it is considered a sacred tree and has been used in religious rituals for over 2000 years. It use in the US in perfumery because popular in the 1900s. To extract the oil, the tree must be at least 75 years old from trees. Australia is the largest producer of sandalwood. The oil has numerous medicinal benefits from sleep, bronchitis, to urinary tract infections. For the skin sandal wood oil has astringent properties, toning oily skin, relieves itching, anti inflammatory, and hydrating. This combination makes it great for oily skin and acne prone skin as well as dry. The aroma of the oil is relaxing and calming and lovely in perfumes. HollyBeth Organics marigold foaming facial cleanser contains this precious oil, along with grapefruit and calendula oils.