Research on the emotion regulation mechanism and application of plant essential oils

Plant essential oils (EO) have a variety of biological activities such as anti-microbial, anti-cancer, anti-oxidant, analgesic and anti-inflammatory. EOs have shown to be effective in the treatment of neurodegenerative diseases such as Alzheimer's disease and in improving blood sugar in diabetic patients. However, the mood-regulating mechanisms of essential oils have not established. This article reviews the mood regulation mechanisms of essential oils and their applications and prospects in neurodegenerative diseases, diabetes and mood regulation.