Aromatherapy is a form of alternative medicine that uses volatile plant materials, known as essential oils, and other aromatic compounds for the purpose of altering a person's mind, mood, cognitive function or health.
Some essential oils such as tea tree have demonstrated anti-microbial effects, but there is still a lack of clinical evidence demonstrating efficacy against bacterial, fungal, or viral infections. Evidence for the efficacy of aromatherapy in treating medical conditions remains poor, with a particular lack of studies employing rigorous methodology, but some evidence exists that essential oils may have therapeutic potential.
Lemon Oil is uplifting and anti-stress/anti-depressant. In a Japanese study, lemon essential oil in vapour form has been found to reduce stress in mice. Research at The Ohio State University indicates that Lemon oil aroma may enhance one's mood, and help with relaxation.
Peppermint Oil is often used to deter ants, by applying a few drops on their trail.
Both lavender and tea tree oil are used as antiseptics, sometimes in lotions or soaps. Lavender oil is said to help heal wounds and burns.
Lavender, Jasmine and Peppermint are used for anti-stress, anti-anxiety and as an anti-depressant.