Natural plant essential oils, including those derived from citrus fruits like lemons, are appreciated for their broad range of traditional uses. Lemon essential oil, extracted from lemon fruit, is recognized in herbal and aromatherapy practices for its invigorating scent and its general properties that contribute to a sense of well-being. It is traditionally used to promote relaxation and comfort. Lemon essential oil is also noted for containing antioxidants, which are believed to support the body's natural resilience.
Source(s):
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9201525/