Byredo Oud Immortel EDP 50mLWhen the once light heartwood from the Aquilaria tree becomes infected with a specific type of mold, it defends itself by saturating its core with a dark, highly fragrant, resin. This dark wood, oud, or agarwood holds a complex fragrance, resembling few or no other natural ingredients. Ingredients Alcohol, parfum (fragrance), aqua (water), limonene, butyl methoxydibenzoylmethane, Ethylhexyl methoxycinnamate, linalool, BHT, benzyl benzoate, cinnamon,