Essential Oil Shelf Life
Pure essential oils do not go rancid and they don't really have a hard set expiration date. Over time, however, essential oils can oxidize, deteriorate and gradually lose their therapeutic value and aromatic quality. The lifespan of essential oils can potentially vary tremendously from one botanical to the next, from one distillation to the next, and from one supplier to the next. Key factors that can directly affect the shelf life of an essential oil include the following: T
