Sandalwood is a fragrant evergreen tree of the genus Santalum, and its oil is one of the most expensive essential oils in the world, prized for its fine fragrance. Sandalwood oil is described as soft, sweet, rich, woody, and balsamic. It is used in perfumes, fragrances, colognes, and cosmetics. Sandalwood oil is also used in aromatherapy, where it is known for its calming and centering properties. Sandalwood oil is a mild essential oil and possesses astringent properties, which serve as disinfectants in the genitourinary, bronchial tract, diuretic, expectorant, and stimulant. Sandalwood powder and oil are used in beauty products, soaps, and creams due to their hydrating, anti-aging, and moisturizing effects.

Sandalwood fragrance oil is also available, which is a synthetic fragrance oil that mimics the scent of sandalwood. It is used in home fragrances, such as candles and diffusers. The ingredients in sandalwood fragrance oil are safe and ethically responsible.

Positive aspects of sandalwood include its fine fragrance, calming and centering properties, and its use in beauty products. Negative aspects include the overharvesting of sandalwood trees, which has reduced their applications.

Ingredients or materials in sandalwood oil include Santalum album oil, which is the oil extracted from the heartwood of the sandalwood tree. Synthetic sandalwood fragrance oil contains various ingredients, including safe synthetics, botanicals, and natural ingredients such as wheat germ glycerides.