In order to produce cedarwood oil, cedar trees' needles, leaves, bark, and berries are gathered and processed. There are several techniques that can be applied for the extraction of this essential oil. There are personal and industrial uses for this essential oil. In industries, it is used as an ingredient in many products. People can use this oil as an aromatherapy treatment. Cedarwood oil is especially beneficial for those who find it tough to sleep. It can alleviate occasional insomnia because of its sedative quality.